1 | /* solaris */ |
1 | #define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4 |
2 | #define _POSIX_PTHREAD_SEMANTICS 1 |
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3 | |
2 | |
4 | #if __linux && !defined(_GNU_SOURCE) |
3 | #include "xthread.h" |
5 | # define _GNU_SOURCE |
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6 | #endif |
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7 | |
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8 | /* just in case */ |
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9 | #define _REENTRANT 1 |
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10 | |
4 | |
11 | #include <errno.h> |
5 | #include <errno.h> |
12 | |
6 | |
13 | #include "EXTERN.h" |
7 | #include "EXTERN.h" |
14 | #include "perl.h" |
8 | #include "perl.h" |
15 | #include "XSUB.h" |
9 | #include "XSUB.h" |
16 | |
10 | |
17 | #include <pthread.h> |
11 | // perl stupidly defines these as macros, breaking |
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12 | // lots and lots of code. |
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13 | #undef open |
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14 | #undef close |
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15 | #undef abort |
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16 | #undef malloc |
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17 | #undef free |
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18 | #undef send |
18 | |
19 | |
19 | #include <stddef.h> |
20 | #include <stddef.h> |
20 | #include <stdlib.h> |
21 | #include <stdlib.h> |
21 | #include <errno.h> |
22 | #include <errno.h> |
22 | #include <sys/time.h> |
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23 | #include <sys/select.h> |
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24 | #include <sys/types.h> |
23 | #include <sys/types.h> |
25 | #include <sys/stat.h> |
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26 | #include <limits.h> |
24 | #include <limits.h> |
27 | #include <unistd.h> |
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28 | #include <fcntl.h> |
25 | #include <fcntl.h> |
29 | #include <signal.h> |
26 | |
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27 | #ifndef _WIN32 |
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28 | # include <sys/time.h> |
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29 | # include <unistd.h> |
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30 | #endif |
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31 | |
30 | #include <sched.h> |
32 | #include <db.h> |
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33 | |
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34 | #if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3) |
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35 | # error you need Berkeley DB 4.3 or a newer 4.x version installed |
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36 | #endif |
31 | |
37 | |
32 | /* number of seconds after which idle threads exit */ |
38 | /* number of seconds after which idle threads exit */ |
33 | #define IDLE_TIMEOUT 10 |
39 | #define IDLE_TIMEOUT 10 |
34 | |
40 | |
35 | /* wether word reads are potentially non-atomic. |
41 | typedef SV SV_mutable; |
36 | * this is conservatice, likely most arches this runs |
42 | |
37 | * on have atomic word read/writes. |
43 | typedef DB_ENV DB_ENV_ornull; |
38 | */ |
44 | typedef DB_TXN DB_TXN_ornull; |
39 | #ifndef WORDACCESS_UNSAFE |
45 | typedef DBC DBC_ornull; |
40 | # if __i386 || __x86_64 |
46 | typedef DB DB_ornull; |
41 | # define WORDACCESS_UNSAFE 0 |
47 | |
42 | # else |
48 | typedef DB_ENV DB_ENV_ornuked; |
43 | # define WORDACCESS_UNSAFE 1 |
49 | typedef DB_TXN DB_TXN_ornuked; |
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50 | typedef DBC DBC_ornuked; |
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51 | typedef DB DB_ornuked; |
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52 | |
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53 | #if DB_VERSION_MINOR >= 3 |
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54 | typedef DB_SEQUENCE DB_SEQUENCE_ornull; |
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55 | typedef DB_SEQUENCE DB_SEQUENCE_ornuked; |
44 | # endif |
56 | #endif |
45 | #endif |
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46 | |
57 | |
47 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
58 | typedef char *bdb_filename; |
48 | |
59 | |
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60 | static SV *prepare_cb; |
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61 | |
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62 | #if DB_VERSION_MINOR >= 6 |
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63 | # define c_close close |
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64 | # define c_count count |
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65 | # define c_del del |
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66 | # define c_dup dup |
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67 | # define c_get get |
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68 | # define c_pget pget |
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69 | # define c_put put |
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70 | #endif |
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71 | |
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72 | static char * |
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73 | get_bdb_filename (SV *sv) |
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74 | { |
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75 | if (!SvOK (sv)) |
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76 | return 0; |
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77 | |
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78 | #if _WIN32 |
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79 | /* win32 madness + win32 perl absolutely brokenness make for horrible hacks */ |
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80 | { |
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81 | STRLEN len; |
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82 | char *src = SvPVbyte (sv, len); |
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83 | SV *t1 = sv_newmortal (); |
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84 | SV *t2 = sv_newmortal (); |
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85 | |
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86 | sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1); |
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87 | sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1); |
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88 | |
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89 | len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR)); |
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90 | len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0); |
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91 | SvPOK_only (t2); |
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92 | SvPVX (t2)[len] = 0; |
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93 | SvCUR_set (t2, len); |
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94 | |
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95 | return SvPVX (t2); |
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96 | } |
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97 | #else |
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98 | return SvPVbyte_nolen (sv); |
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99 | #endif |
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100 | } |
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101 | |
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102 | static void |
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103 | debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg) |
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104 | { |
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105 | printf ("err[%s]\n", msg); |
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106 | } |
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107 | |
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108 | static void |
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109 | debug_msgcall (const DB_ENV *dbenv, const char *msg) |
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110 | { |
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111 | printf ("msg[%s]\n", msg); |
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112 | } |
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113 | |
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114 | static char * |
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115 | strdup_ornull (const char *s) |
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116 | { |
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117 | return s ? strdup (s) : 0; |
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118 | } |
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119 | |
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120 | static void |
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121 | sv_to_dbt (DBT *dbt, SV *sv) |
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122 | { |
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123 | STRLEN len; |
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124 | char *data = SvPVbyte (sv, len); |
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125 | |
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126 | dbt->data = malloc (len); |
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127 | memcpy (dbt->data, data, len); |
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128 | dbt->size = len; |
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129 | dbt->flags = DB_DBT_REALLOC; |
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130 | } |
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131 | |
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132 | static void |
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133 | dbt_to_sv (SV *sv, DBT *dbt) |
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134 | { |
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135 | if (sv) |
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136 | { |
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137 | SvREADONLY_off (sv); |
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138 | |
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139 | if (dbt->data) |
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140 | sv_setpvn_mg (sv, dbt->data, dbt->size); |
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141 | else |
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142 | sv_setsv_mg (sv, &PL_sv_undef); |
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143 | |
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144 | SvREFCNT_dec (sv); |
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145 | } |
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146 | |
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147 | free (dbt->data); |
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148 | } |
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149 | |
49 | enum { |
150 | enum { |
50 | REQ_QUIT, |
151 | REQ_QUIT, |
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152 | REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT, |
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153 | REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME, |
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154 | REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE, |
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155 | REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE, |
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156 | REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH, |
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157 | REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL, |
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158 | REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE, |
51 | }; |
159 | }; |
52 | |
160 | |
53 | #define AIO_CB \ |
161 | typedef struct bdb_cb |
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162 | { |
54 | struct aio_cb *volatile next; \ |
163 | struct bdb_cb *volatile next; |
55 | SV *callback; \ |
164 | SV *callback; |
56 | int type, pri |
165 | int type, pri, result; |
57 | |
166 | |
58 | typedef struct aio_cb |
167 | DB_ENV *env; |
59 | { |
168 | DB *db; |
60 | AIO_CB; |
169 | DB_TXN *txn; |
61 | } aio_cb; |
170 | DBC *dbc; |
62 | |
171 | |
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172 | UV uv1; |
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173 | int int1, int2; |
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174 | U32 uint1, uint2; |
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175 | char *buf1, *buf2, *buf3; |
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176 | SV *sv1, *sv2, *sv3; |
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177 | |
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178 | DBT dbt1, dbt2, dbt3; |
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179 | DB_KEY_RANGE key_range; |
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180 | #if DB_VERSION_MINOR >= 3 |
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181 | DB_SEQUENCE *seq; |
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182 | db_seq_t seq_t; |
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183 | #endif |
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184 | |
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185 | SV *rsv1, *rsv2; // keep some request objects alive |
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186 | } bdb_cb; |
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187 | |
63 | typedef aio_cb *aio_req; |
188 | typedef bdb_cb *bdb_req; |
64 | |
189 | |
65 | enum { |
190 | enum { |
66 | PRI_MIN = -4, |
191 | PRI_MIN = -4, |
67 | PRI_MAX = 4, |
192 | PRI_MAX = 4, |
68 | |
193 | |
… | |
… | |
71 | NUM_PRI = PRI_MAX + PRI_BIAS + 1, |
196 | NUM_PRI = PRI_MAX + PRI_BIAS + 1, |
72 | }; |
197 | }; |
73 | |
198 | |
74 | #define AIO_TICKS ((1000000 + 1023) >> 10) |
199 | #define AIO_TICKS ((1000000 + 1023) >> 10) |
75 | |
200 | |
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201 | static SV *on_next_submit; |
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202 | |
76 | static unsigned int max_poll_time = 0; |
203 | static unsigned int max_poll_time = 0; |
77 | static unsigned int max_poll_reqs = 0; |
204 | static unsigned int max_poll_reqs = 0; |
78 | |
205 | |
79 | /* calculcate time difference in ~1/AIO_TICKS of a second */ |
206 | /* calculcate time difference in ~1/AIO_TICKS of a second */ |
80 | static int tvdiff (struct timeval *tv1, struct timeval *tv2) |
207 | static int tvdiff (struct timeval *tv1, struct timeval *tv2) |
… | |
… | |
85 | |
212 | |
86 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
213 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
87 | |
214 | |
88 | static unsigned int started, idle, wanted; |
215 | static unsigned int started, idle, wanted; |
89 | |
216 | |
90 | #if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP) |
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91 | # define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP |
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92 | #else |
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93 | # define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER |
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94 | #endif |
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95 | |
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96 | #define LOCK(mutex) pthread_mutex_lock (&(mutex)) |
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97 | #define UNLOCK(mutex) pthread_mutex_unlock (&(mutex)) |
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98 | |
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99 | /* worker threads management */ |
217 | /* worker threads management */ |
100 | static pthread_mutex_t wrklock = AIO_MUTEX_INIT; |
218 | static mutex_t wrklock = X_MUTEX_INIT; |
101 | |
219 | |
102 | typedef struct worker { |
220 | typedef struct worker { |
103 | /* locked by wrklock */ |
221 | /* locked by wrklock */ |
104 | struct worker *prev, *next; |
222 | struct worker *prev, *next; |
105 | |
223 | |
106 | pthread_t tid; |
224 | thread_t tid; |
107 | |
225 | |
108 | /* locked by reslock, reqlock or wrklock */ |
226 | /* locked by reslock, reqlock or wrklock */ |
109 | aio_req req; /* currently processed request */ |
227 | bdb_req req; /* currently processed request */ |
110 | void *dbuf; |
228 | void *dbuf; |
111 | DIR *dirp; |
229 | DIR *dirp; |
112 | } worker; |
230 | } worker; |
113 | |
231 | |
114 | static worker wrk_first = { &wrk_first, &wrk_first, 0 }; |
232 | static worker wrk_first = { &wrk_first, &wrk_first, 0 }; |
… | |
… | |
126 | } |
244 | } |
127 | |
245 | |
128 | static volatile unsigned int nreqs, nready, npending; |
246 | static volatile unsigned int nreqs, nready, npending; |
129 | static volatile unsigned int max_idle = 4; |
247 | static volatile unsigned int max_idle = 4; |
130 | static volatile unsigned int max_outstanding = 0xffffffff; |
248 | static volatile unsigned int max_outstanding = 0xffffffff; |
131 | static int respipe [2]; |
249 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
132 | |
250 | |
133 | static pthread_mutex_t reslock = AIO_MUTEX_INIT; |
251 | static mutex_t reslock = X_MUTEX_INIT; |
134 | static pthread_mutex_t reqlock = AIO_MUTEX_INIT; |
252 | static mutex_t reqlock = X_MUTEX_INIT; |
135 | static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; |
253 | static cond_t reqwait = X_COND_INIT; |
136 | |
254 | |
137 | #if WORDACCESS_UNSAFE |
255 | #if WORDACCESS_UNSAFE |
138 | |
256 | |
139 | static unsigned int get_nready () |
257 | static unsigned int get_nready (void) |
140 | { |
258 | { |
141 | unsigned int retval; |
259 | unsigned int retval; |
142 | |
260 | |
143 | LOCK (reqlock); |
261 | X_LOCK (reqlock); |
144 | retval = nready; |
262 | retval = nready; |
145 | UNLOCK (reqlock); |
263 | X_UNLOCK (reqlock); |
146 | |
264 | |
147 | return retval; |
265 | return retval; |
148 | } |
266 | } |
149 | |
267 | |
150 | static unsigned int get_npending () |
268 | static unsigned int get_npending (void) |
151 | { |
269 | { |
152 | unsigned int retval; |
270 | unsigned int retval; |
153 | |
271 | |
154 | LOCK (reslock); |
272 | X_LOCK (reslock); |
155 | retval = npending; |
273 | retval = npending; |
156 | UNLOCK (reslock); |
274 | X_UNLOCK (reslock); |
157 | |
275 | |
158 | return retval; |
276 | return retval; |
159 | } |
277 | } |
160 | |
278 | |
161 | static unsigned int get_nthreads () |
279 | static unsigned int get_nthreads (void) |
162 | { |
280 | { |
163 | unsigned int retval; |
281 | unsigned int retval; |
164 | |
282 | |
165 | LOCK (wrklock); |
283 | X_LOCK (wrklock); |
166 | retval = started; |
284 | retval = started; |
167 | UNLOCK (wrklock); |
285 | X_UNLOCK (wrklock); |
168 | |
286 | |
169 | return retval; |
287 | return retval; |
170 | } |
288 | } |
171 | |
289 | |
172 | #else |
290 | #else |
… | |
… | |
181 | * a somewhat faster data structure might be nice, but |
299 | * a somewhat faster data structure might be nice, but |
182 | * with 8 priorities this actually needs <20 insns |
300 | * with 8 priorities this actually needs <20 insns |
183 | * per shift, the most expensive operation. |
301 | * per shift, the most expensive operation. |
184 | */ |
302 | */ |
185 | typedef struct { |
303 | typedef struct { |
186 | aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ |
304 | bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ |
187 | int size; |
305 | int size; |
188 | } reqq; |
306 | } reqq; |
189 | |
307 | |
190 | static reqq req_queue; |
308 | static reqq req_queue; |
191 | static reqq res_queue; |
309 | static reqq res_queue; |
192 | |
310 | |
193 | int reqq_push (reqq *q, aio_req req) |
311 | int reqq_push (reqq *q, bdb_req req) |
194 | { |
312 | { |
195 | int pri = req->pri; |
313 | int pri = req->pri; |
196 | req->next = 0; |
314 | req->next = 0; |
197 | |
315 | |
198 | if (q->qe[pri]) |
316 | if (q->qe[pri]) |
… | |
… | |
204 | q->qe[pri] = q->qs[pri] = req; |
322 | q->qe[pri] = q->qs[pri] = req; |
205 | |
323 | |
206 | return q->size++; |
324 | return q->size++; |
207 | } |
325 | } |
208 | |
326 | |
209 | aio_req reqq_shift (reqq *q) |
327 | bdb_req reqq_shift (reqq *q) |
210 | { |
328 | { |
211 | int pri; |
329 | int pri; |
212 | |
330 | |
213 | if (!q->size) |
331 | if (!q->size) |
214 | return 0; |
332 | return 0; |
215 | |
333 | |
216 | --q->size; |
334 | --q->size; |
217 | |
335 | |
218 | for (pri = NUM_PRI; pri--; ) |
336 | for (pri = NUM_PRI; pri--; ) |
219 | { |
337 | { |
220 | aio_req req = q->qs[pri]; |
338 | bdb_req req = q->qs[pri]; |
221 | |
339 | |
222 | if (req) |
340 | if (req) |
223 | { |
341 | { |
224 | if (!(q->qs[pri] = req->next)) |
342 | if (!(q->qs[pri] = req->next)) |
225 | q->qe[pri] = 0; |
343 | q->qe[pri] = 0; |
… | |
… | |
229 | } |
347 | } |
230 | |
348 | |
231 | abort (); |
349 | abort (); |
232 | } |
350 | } |
233 | |
351 | |
234 | static int poll_cb (); |
352 | static int poll_cb (void); |
235 | static int req_invoke (aio_req req); |
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236 | static void req_free (aio_req req); |
353 | static void req_free (bdb_req req); |
237 | static void req_cancel (aio_req req); |
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238 | |
354 | |
239 | static int req_invoke (aio_req req) |
355 | static int req_invoke (bdb_req req) |
240 | { |
356 | { |
241 | dSP; |
357 | switch (req->type) |
242 | |
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243 | if (SvOK (req->callback)) |
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244 | { |
358 | { |
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359 | case REQ_DB_CLOSE: |
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360 | SvREFCNT_dec (req->sv1); |
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361 | break; |
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362 | |
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363 | case REQ_DB_GET: |
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364 | case REQ_DB_PGET: |
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365 | case REQ_C_GET: |
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366 | case REQ_C_PGET: |
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367 | case REQ_DB_PUT: |
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368 | case REQ_C_PUT: |
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369 | dbt_to_sv (req->sv1, &req->dbt1); |
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370 | dbt_to_sv (req->sv2, &req->dbt2); |
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371 | dbt_to_sv (req->sv3, &req->dbt3); |
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372 | break; |
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373 | |
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374 | case REQ_DB_KEY_RANGE: |
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375 | { |
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376 | AV *av = newAV (); |
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377 | |
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378 | av_push (av, newSVnv (req->key_range.less)); |
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379 | av_push (av, newSVnv (req->key_range.equal)); |
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380 | av_push (av, newSVnv (req->key_range.greater)); |
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381 | |
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382 | SvREADONLY_off (req->sv1); |
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383 | sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av)); |
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384 | SvREFCNT_dec (req->sv1); |
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385 | } |
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386 | break; |
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387 | |
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388 | #if DB_VERSION_MINOR >= 3 |
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389 | case REQ_SEQ_GET: |
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390 | SvREADONLY_off (req->sv1); |
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391 | |
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392 | if (sizeof (IV) > 4) |
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393 | sv_setiv_mg (req->sv1, (IV)req->seq_t); |
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394 | else |
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395 | sv_setnv_mg (req->sv1, (NV)req->seq_t); |
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396 | |
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397 | SvREFCNT_dec (req->sv1); |
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398 | break; |
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399 | #endif |
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400 | } |
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401 | |
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402 | errno = req->result; |
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403 | |
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404 | if (req->callback) |
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405 | { |
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406 | dSP; |
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407 | |
245 | ENTER; |
408 | ENTER; |
246 | SAVETMPS; |
409 | SAVETMPS; |
247 | PUSHMARK (SP); |
410 | PUSHMARK (SP); |
248 | EXTEND (SP, 1); |
|
|
249 | |
|
|
250 | switch (req->type) |
|
|
251 | { |
|
|
252 | } |
|
|
253 | |
411 | |
254 | PUTBACK; |
412 | PUTBACK; |
255 | call_sv (req->callback, G_VOID | G_EVAL); |
413 | call_sv (req->callback, G_VOID | G_EVAL); |
256 | SPAGAIN; |
414 | SPAGAIN; |
257 | |
415 | |
258 | FREETMPS; |
416 | FREETMPS; |
259 | LEAVE; |
417 | LEAVE; |
|
|
418 | |
|
|
419 | return !SvTRUE (ERRSV); |
260 | } |
420 | } |
261 | |
421 | |
262 | return !SvTRUE (ERRSV); |
422 | return 1; |
263 | } |
423 | } |
264 | |
424 | |
265 | static void req_free (aio_req req) |
425 | static void req_free (bdb_req req) |
266 | { |
426 | { |
|
|
427 | SvREFCNT_dec (req->callback); |
|
|
428 | |
|
|
429 | SvREFCNT_dec (req->rsv1); |
|
|
430 | SvREFCNT_dec (req->rsv2); |
|
|
431 | |
|
|
432 | free (req->buf1); |
|
|
433 | free (req->buf2); |
|
|
434 | free (req->buf3); |
|
|
435 | |
267 | Safefree (req); |
436 | Safefree (req); |
268 | } |
437 | } |
269 | |
438 | |
270 | static void *aio_proc(void *arg); |
439 | #ifdef USE_SOCKETS_AS_HANDLES |
|
|
440 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
|
|
441 | #else |
|
|
442 | # define TO_SOCKET(x) (x) |
|
|
443 | #endif |
|
|
444 | |
|
|
445 | static void |
|
|
446 | create_respipe (void) |
|
|
447 | { |
|
|
448 | #ifdef _WIN32 |
|
|
449 | int arg; /* argg */ |
|
|
450 | #endif |
|
|
451 | int old_readfd = respipe [0]; |
|
|
452 | |
|
|
453 | if (respipe [1] >= 0) |
|
|
454 | respipe_close (TO_SOCKET (respipe [1])); |
|
|
455 | |
|
|
456 | #ifdef _WIN32 |
|
|
457 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
|
|
458 | #else |
|
|
459 | if (pipe (respipe)) |
|
|
460 | #endif |
|
|
461 | croak ("unable to initialize result pipe"); |
|
|
462 | |
|
|
463 | if (old_readfd >= 0) |
|
|
464 | { |
|
|
465 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
|
|
466 | croak ("unable to initialize result pipe(2)"); |
|
|
467 | |
|
|
468 | respipe_close (respipe [0]); |
|
|
469 | respipe [0] = old_readfd; |
|
|
470 | } |
|
|
471 | |
|
|
472 | #ifdef _WIN32 |
|
|
473 | arg = 1; |
|
|
474 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
|
|
475 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
|
|
476 | #else |
|
|
477 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
|
|
478 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
479 | #endif |
|
|
480 | croak ("unable to initialize result pipe(3)"); |
|
|
481 | |
|
|
482 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
|
|
483 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
|
|
484 | } |
|
|
485 | |
|
|
486 | static void bdb_request (bdb_req req); |
|
|
487 | X_THREAD_PROC (bdb_proc); |
271 | |
488 | |
272 | static void start_thread (void) |
489 | static void start_thread (void) |
273 | { |
490 | { |
274 | sigset_t fullsigset, oldsigset; |
|
|
275 | pthread_attr_t attr; |
|
|
276 | |
|
|
277 | worker *wrk = calloc (1, sizeof (worker)); |
491 | worker *wrk = calloc (1, sizeof (worker)); |
278 | |
492 | |
279 | if (!wrk) |
493 | if (!wrk) |
280 | croak ("unable to allocate worker thread data"); |
494 | croak ("unable to allocate worker thread data"); |
281 | |
495 | |
282 | pthread_attr_init (&attr); |
|
|
283 | pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED); |
|
|
284 | #ifdef PTHREAD_SCOPE_PROCESS |
|
|
285 | pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS); |
|
|
286 | #endif |
|
|
287 | |
|
|
288 | sigfillset (&fullsigset); |
|
|
289 | |
|
|
290 | LOCK (wrklock); |
496 | X_LOCK (wrklock); |
291 | pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset); |
|
|
292 | |
|
|
293 | if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) |
497 | if (thread_create (&wrk->tid, bdb_proc, (void *)wrk)) |
294 | { |
498 | { |
295 | wrk->prev = &wrk_first; |
499 | wrk->prev = &wrk_first; |
296 | wrk->next = wrk_first.next; |
500 | wrk->next = wrk_first.next; |
297 | wrk_first.next->prev = wrk; |
501 | wrk_first.next->prev = wrk; |
298 | wrk_first.next = wrk; |
502 | wrk_first.next = wrk; |
299 | ++started; |
503 | ++started; |
300 | } |
504 | } |
301 | else |
505 | else |
302 | free (wrk); |
506 | free (wrk); |
303 | |
507 | |
304 | pthread_sigmask (SIG_SETMASK, &oldsigset, 0); |
|
|
305 | UNLOCK (wrklock); |
508 | X_UNLOCK (wrklock); |
306 | } |
509 | } |
307 | |
510 | |
308 | static void maybe_start_thread () |
511 | static void maybe_start_thread (void) |
309 | { |
512 | { |
310 | if (get_nthreads () >= wanted) |
513 | if (get_nthreads () >= wanted) |
311 | return; |
514 | return; |
312 | |
515 | |
313 | /* todo: maybe use idle here, but might be less exact */ |
516 | /* todo: maybe use idle here, but might be less exact */ |
… | |
… | |
315 | return; |
518 | return; |
316 | |
519 | |
317 | start_thread (); |
520 | start_thread (); |
318 | } |
521 | } |
319 | |
522 | |
320 | static void req_send (aio_req req) |
523 | static void req_send (bdb_req req) |
321 | { |
524 | { |
|
|
525 | SV *wait_callback = 0; |
|
|
526 | |
|
|
527 | if (on_next_submit) |
|
|
528 | { |
|
|
529 | dSP; |
|
|
530 | SV *cb = sv_2mortal (on_next_submit); |
|
|
531 | |
|
|
532 | on_next_submit = 0; |
|
|
533 | |
|
|
534 | PUSHMARK (SP); |
|
|
535 | PUTBACK; |
|
|
536 | call_sv (cb, G_DISCARD | G_EVAL); |
|
|
537 | SPAGAIN; |
|
|
538 | } |
|
|
539 | |
|
|
540 | // synthesize callback if none given |
|
|
541 | if (!req->callback) |
|
|
542 | { |
|
|
543 | if (SvOK (prepare_cb)) |
|
|
544 | { |
|
|
545 | int count; |
|
|
546 | |
|
|
547 | dSP; |
|
|
548 | PUSHMARK (SP); |
|
|
549 | PUTBACK; |
|
|
550 | count = call_sv (prepare_cb, G_ARRAY); |
|
|
551 | SPAGAIN; |
|
|
552 | |
|
|
553 | if (count != 2) |
|
|
554 | croak ("sync prepare callback must return exactly two values\n"); |
|
|
555 | |
|
|
556 | wait_callback = POPs; |
|
|
557 | req->callback = SvREFCNT_inc (POPs); |
|
|
558 | } |
|
|
559 | else |
|
|
560 | { |
|
|
561 | // execute request synchronously |
|
|
562 | bdb_request (req); |
|
|
563 | req_invoke (req); |
|
|
564 | req_free (req); |
|
|
565 | return; |
|
|
566 | } |
|
|
567 | } |
|
|
568 | |
322 | ++nreqs; |
569 | ++nreqs; |
323 | |
570 | |
324 | LOCK (reqlock); |
571 | X_LOCK (reqlock); |
325 | ++nready; |
572 | ++nready; |
326 | reqq_push (&req_queue, req); |
573 | reqq_push (&req_queue, req); |
327 | pthread_cond_signal (&reqwait); |
574 | X_COND_SIGNAL (reqwait); |
328 | UNLOCK (reqlock); |
575 | X_UNLOCK (reqlock); |
329 | |
576 | |
330 | maybe_start_thread (); |
577 | maybe_start_thread (); |
|
|
578 | |
|
|
579 | if (wait_callback) |
|
|
580 | { |
|
|
581 | dSP; |
|
|
582 | PUSHMARK (SP); |
|
|
583 | PUTBACK; |
|
|
584 | call_sv (wait_callback, G_DISCARD); |
|
|
585 | } |
331 | } |
586 | } |
332 | |
587 | |
333 | static void end_thread (void) |
588 | static void end_thread (void) |
334 | { |
589 | { |
335 | aio_req req; |
590 | bdb_req req = calloc (1, sizeof (bdb_cb)); |
336 | |
|
|
337 | Newz (0, req, 1, aio_cb); |
|
|
338 | |
591 | |
339 | req->type = REQ_QUIT; |
592 | req->type = REQ_QUIT; |
340 | req->pri = PRI_MAX + PRI_BIAS; |
593 | req->pri = PRI_MAX + PRI_BIAS; |
341 | |
594 | |
342 | LOCK (reqlock); |
595 | X_LOCK (reqlock); |
343 | reqq_push (&req_queue, req); |
596 | reqq_push (&req_queue, req); |
344 | pthread_cond_signal (&reqwait); |
597 | X_COND_SIGNAL (reqwait); |
345 | UNLOCK (reqlock); |
598 | X_UNLOCK (reqlock); |
346 | |
599 | |
347 | LOCK (wrklock); |
600 | X_LOCK (wrklock); |
348 | --started; |
601 | --started; |
349 | UNLOCK (wrklock); |
602 | X_UNLOCK (wrklock); |
350 | } |
603 | } |
351 | |
604 | |
352 | static void set_max_idle (int nthreads) |
605 | static void set_max_idle (int nthreads) |
353 | { |
606 | { |
354 | if (WORDACCESS_UNSAFE) LOCK (reqlock); |
607 | if (WORDACCESS_UNSAFE) X_LOCK (reqlock); |
355 | max_idle = nthreads <= 0 ? 1 : nthreads; |
608 | max_idle = nthreads <= 0 ? 1 : nthreads; |
356 | if (WORDACCESS_UNSAFE) UNLOCK (reqlock); |
609 | if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock); |
357 | } |
610 | } |
358 | |
611 | |
359 | static void min_parallel (int nthreads) |
612 | static void min_parallel (int nthreads) |
360 | { |
613 | { |
361 | if (wanted < nthreads) |
614 | if (wanted < nthreads) |
… | |
… | |
369 | |
622 | |
370 | while (started > wanted) |
623 | while (started > wanted) |
371 | end_thread (); |
624 | end_thread (); |
372 | } |
625 | } |
373 | |
626 | |
374 | static void poll_wait () |
627 | static void poll_wait (void) |
375 | { |
628 | { |
376 | fd_set rfd; |
629 | fd_set rfd; |
377 | |
630 | |
378 | while (nreqs) |
631 | while (nreqs) |
379 | { |
632 | { |
380 | int size; |
633 | int size; |
381 | if (WORDACCESS_UNSAFE) LOCK (reslock); |
634 | if (WORDACCESS_UNSAFE) X_LOCK (reslock); |
382 | size = res_queue.size; |
635 | size = res_queue.size; |
383 | if (WORDACCESS_UNSAFE) UNLOCK (reslock); |
636 | if (WORDACCESS_UNSAFE) X_UNLOCK (reslock); |
384 | |
637 | |
385 | if (size) |
638 | if (size) |
386 | return; |
639 | return; |
387 | |
640 | |
388 | maybe_start_thread (); |
641 | maybe_start_thread (); |
389 | |
642 | |
390 | FD_ZERO(&rfd); |
643 | FD_ZERO (&rfd); |
391 | FD_SET(respipe [0], &rfd); |
644 | FD_SET (respipe [0], &rfd); |
392 | |
645 | |
393 | select (respipe [0] + 1, &rfd, 0, 0, 0); |
646 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
394 | } |
647 | } |
395 | } |
648 | } |
396 | |
649 | |
397 | static int poll_cb () |
650 | static int poll_cb (void) |
398 | { |
651 | { |
399 | dSP; |
652 | dSP; |
400 | int count = 0; |
653 | int count = 0; |
401 | int maxreqs = max_poll_reqs; |
654 | int maxreqs = max_poll_reqs; |
402 | int do_croak = 0; |
655 | int do_croak = 0; |
403 | struct timeval tv_start, tv_now; |
656 | struct timeval tv_start, tv_now; |
404 | aio_req req; |
657 | bdb_req req; |
405 | |
658 | |
406 | if (max_poll_time) |
659 | if (max_poll_time) |
407 | gettimeofday (&tv_start, 0); |
660 | gettimeofday (&tv_start, 0); |
408 | |
661 | |
409 | for (;;) |
662 | for (;;) |
410 | { |
663 | { |
411 | for (;;) |
664 | for (;;) |
412 | { |
665 | { |
413 | maybe_start_thread (); |
666 | maybe_start_thread (); |
414 | |
667 | |
415 | LOCK (reslock); |
668 | X_LOCK (reslock); |
416 | req = reqq_shift (&res_queue); |
669 | req = reqq_shift (&res_queue); |
417 | |
670 | |
418 | if (req) |
671 | if (req) |
419 | { |
672 | { |
420 | --npending; |
673 | --npending; |
421 | |
674 | |
422 | if (!res_queue.size) |
675 | if (!res_queue.size) |
423 | { |
676 | { |
424 | /* read any signals sent by the worker threads */ |
677 | /* read any signals sent by the worker threads */ |
425 | char buf [4]; |
678 | char buf [4]; |
426 | while (read (respipe [0], buf, 4) == 4) |
679 | while (respipe_read (respipe [0], buf, 4) == 4) |
427 | ; |
680 | ; |
428 | } |
681 | } |
429 | } |
682 | } |
430 | |
683 | |
431 | UNLOCK (reslock); |
684 | X_UNLOCK (reslock); |
432 | |
685 | |
433 | if (!req) |
686 | if (!req) |
434 | break; |
687 | break; |
435 | |
688 | |
436 | --nreqs; |
689 | --nreqs; |
… | |
… | |
466 | } |
719 | } |
467 | |
720 | |
468 | return count; |
721 | return count; |
469 | } |
722 | } |
470 | |
723 | |
471 | static void create_pipe () |
|
|
472 | { |
|
|
473 | if (pipe (respipe)) |
|
|
474 | croak ("unable to initialize result pipe"); |
|
|
475 | |
|
|
476 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)) |
|
|
477 | croak ("cannot set result pipe to nonblocking mode"); |
|
|
478 | |
|
|
479 | if (fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
480 | croak ("cannot set result pipe to nonblocking mode"); |
|
|
481 | } |
|
|
482 | |
|
|
483 | /*****************************************************************************/ |
724 | /*****************************************************************************/ |
484 | |
725 | |
485 | static void *aio_proc (void *thr_arg) |
726 | static void |
|
|
727 | bdb_request (bdb_req req) |
486 | { |
728 | { |
|
|
729 | switch (req->type) |
|
|
730 | { |
|
|
731 | case REQ_ENV_OPEN: |
|
|
732 | req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1); |
|
|
733 | break; |
|
|
734 | |
|
|
735 | case REQ_ENV_CLOSE: |
|
|
736 | req->result = req->env->close (req->env, req->uint1); |
|
|
737 | break; |
|
|
738 | |
|
|
739 | case REQ_ENV_TXN_CHECKPOINT: |
|
|
740 | req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2); |
|
|
741 | break; |
|
|
742 | |
|
|
743 | case REQ_ENV_LOCK_DETECT: |
|
|
744 | req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1); |
|
|
745 | break; |
|
|
746 | |
|
|
747 | case REQ_ENV_MEMP_SYNC: |
|
|
748 | req->result = req->env->memp_sync (req->env, 0); |
|
|
749 | break; |
|
|
750 | |
|
|
751 | case REQ_ENV_MEMP_TRICKLE: |
|
|
752 | req->result = req->env->memp_trickle (req->env, req->int1, &req->int2); |
|
|
753 | break; |
|
|
754 | |
|
|
755 | case REQ_ENV_DBREMOVE: |
|
|
756 | req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1); |
|
|
757 | break; |
|
|
758 | |
|
|
759 | case REQ_ENV_DBRENAME: |
|
|
760 | req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1); |
|
|
761 | break; |
|
|
762 | |
|
|
763 | case REQ_DB_OPEN: |
|
|
764 | req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2); |
|
|
765 | break; |
|
|
766 | |
|
|
767 | case REQ_DB_CLOSE: |
|
|
768 | req->result = req->db->close (req->db, req->uint1); |
|
|
769 | break; |
|
|
770 | |
|
|
771 | #if DB_VERSION_MINOR >= 4 |
|
|
772 | case REQ_DB_COMPACT: |
|
|
773 | req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0); |
|
|
774 | break; |
|
|
775 | #endif |
|
|
776 | |
|
|
777 | case REQ_DB_SYNC: |
|
|
778 | req->result = req->db->sync (req->db, req->uint1); |
|
|
779 | break; |
|
|
780 | |
|
|
781 | case REQ_DB_UPGRADE: |
|
|
782 | req->result = req->db->upgrade (req->db, req->buf1, req->uint1); |
|
|
783 | break; |
|
|
784 | |
|
|
785 | case REQ_DB_PUT: |
|
|
786 | req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1); |
|
|
787 | break; |
|
|
788 | |
|
|
789 | #if DB_VERSION_MINOR >= 6 |
|
|
790 | case REQ_DB_EXISTS: |
|
|
791 | req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1); |
|
|
792 | break; |
|
|
793 | #endif |
|
|
794 | case REQ_DB_GET: |
|
|
795 | req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1); |
|
|
796 | break; |
|
|
797 | |
|
|
798 | case REQ_DB_PGET: |
|
|
799 | req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1); |
|
|
800 | break; |
|
|
801 | |
|
|
802 | case REQ_DB_DEL: |
|
|
803 | req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1); |
|
|
804 | break; |
|
|
805 | |
|
|
806 | case REQ_DB_KEY_RANGE: |
|
|
807 | req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1); |
|
|
808 | break; |
|
|
809 | |
|
|
810 | case REQ_TXN_COMMIT: |
|
|
811 | req->result = req->txn->commit (req->txn, req->uint1); |
|
|
812 | break; |
|
|
813 | |
|
|
814 | case REQ_TXN_ABORT: |
|
|
815 | req->result = req->txn->abort (req->txn); |
|
|
816 | break; |
|
|
817 | |
|
|
818 | case REQ_TXN_FINISH: |
|
|
819 | if (req->txn->flags & TXN_DEADLOCK) |
|
|
820 | { |
|
|
821 | req->result = req->txn->abort (req->txn); |
|
|
822 | if (!req->result) |
|
|
823 | req->result = DB_LOCK_DEADLOCK; |
|
|
824 | } |
|
|
825 | else |
|
|
826 | req->result = req->txn->commit (req->txn, req->uint1); |
|
|
827 | break; |
|
|
828 | |
|
|
829 | case REQ_C_CLOSE: |
|
|
830 | req->result = req->dbc->c_close (req->dbc); |
|
|
831 | break; |
|
|
832 | |
|
|
833 | case REQ_C_COUNT: |
|
|
834 | { |
|
|
835 | db_recno_t recno; |
|
|
836 | req->result = req->dbc->c_count (req->dbc, &recno, req->uint1); |
|
|
837 | req->uv1 = recno; |
|
|
838 | } |
|
|
839 | break; |
|
|
840 | |
|
|
841 | case REQ_C_PUT: |
|
|
842 | req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1); |
|
|
843 | break; |
|
|
844 | |
|
|
845 | case REQ_C_GET: |
|
|
846 | req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1); |
|
|
847 | break; |
|
|
848 | |
|
|
849 | case REQ_C_PGET: |
|
|
850 | req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1); |
|
|
851 | break; |
|
|
852 | |
|
|
853 | case REQ_C_DEL: |
|
|
854 | req->result = req->dbc->c_del (req->dbc, req->uint1); |
|
|
855 | break; |
|
|
856 | |
|
|
857 | #if DB_VERSION_MINOR >= 3 |
|
|
858 | case REQ_SEQ_OPEN: |
|
|
859 | req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1); |
|
|
860 | break; |
|
|
861 | |
|
|
862 | case REQ_SEQ_CLOSE: |
|
|
863 | req->result = req->seq->close (req->seq, req->uint1); |
|
|
864 | break; |
|
|
865 | |
|
|
866 | case REQ_SEQ_GET: |
|
|
867 | req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1); |
|
|
868 | break; |
|
|
869 | |
|
|
870 | case REQ_SEQ_REMOVE: |
|
|
871 | req->result = req->seq->remove (req->seq, req->txn, req->uint1); |
|
|
872 | break; |
|
|
873 | #endif |
|
|
874 | |
|
|
875 | default: |
|
|
876 | req->result = ENOSYS; |
|
|
877 | break; |
|
|
878 | } |
|
|
879 | |
|
|
880 | if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED)) |
|
|
881 | req->txn->flags |= TXN_DEADLOCK; |
|
|
882 | } |
|
|
883 | |
|
|
884 | X_THREAD_PROC (bdb_proc) |
|
|
885 | { |
487 | aio_req req; |
886 | bdb_req req; |
488 | struct timespec ts; |
887 | struct timespec ts; |
489 | worker *self = (worker *)thr_arg; |
888 | worker *self = (worker *)thr_arg; |
490 | |
889 | |
491 | /* try to distribute timeouts somewhat evenly */ |
890 | /* try to distribute timeouts somewhat evenly */ |
492 | ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL) |
891 | ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); |
493 | * (1000000000UL / 1024UL); |
|
|
494 | |
892 | |
495 | for (;;) |
893 | for (;;) |
496 | { |
894 | { |
497 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
895 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
498 | |
896 | |
499 | LOCK (reqlock); |
897 | X_LOCK (reqlock); |
500 | |
898 | |
501 | for (;;) |
899 | for (;;) |
502 | { |
900 | { |
503 | self->req = req = reqq_shift (&req_queue); |
901 | self->req = req = reqq_shift (&req_queue); |
504 | |
902 | |
505 | if (req) |
903 | if (req) |
506 | break; |
904 | break; |
507 | |
905 | |
508 | ++idle; |
906 | ++idle; |
509 | |
907 | |
510 | if (pthread_cond_timedwait (&reqwait, &reqlock, &ts) |
908 | if (X_COND_TIMEDWAIT (reqwait, reqlock, ts) |
511 | == ETIMEDOUT) |
909 | == ETIMEDOUT) |
512 | { |
910 | { |
513 | if (idle > max_idle) |
911 | if (idle > max_idle) |
514 | { |
912 | { |
515 | --idle; |
913 | --idle; |
516 | UNLOCK (reqlock); |
914 | X_UNLOCK (reqlock); |
517 | LOCK (wrklock); |
915 | X_LOCK (wrklock); |
518 | --started; |
916 | --started; |
519 | UNLOCK (wrklock); |
917 | X_UNLOCK (wrklock); |
520 | goto quit; |
918 | goto quit; |
521 | } |
919 | } |
522 | |
920 | |
523 | /* we are allowed to idle, so do so without any timeout */ |
921 | /* we are allowed to idle, so do so without any timeout */ |
524 | pthread_cond_wait (&reqwait, &reqlock); |
922 | X_COND_WAIT (reqwait, reqlock); |
525 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
923 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
526 | } |
924 | } |
527 | |
925 | |
528 | --idle; |
926 | --idle; |
529 | } |
927 | } |
530 | |
928 | |
531 | --nready; |
929 | --nready; |
532 | |
930 | |
533 | UNLOCK (reqlock); |
931 | X_UNLOCK (reqlock); |
534 | |
|
|
535 | errno = 0; /* strictly unnecessary */ |
|
|
536 | |
932 | |
537 | switch (req->type) |
933 | if (req->type == REQ_QUIT) |
538 | { |
934 | { |
539 | case REQ_QUIT: |
935 | X_LOCK (reslock); |
|
|
936 | free (req); |
|
|
937 | self->req = 0; |
|
|
938 | X_UNLOCK (reslock); |
|
|
939 | |
540 | goto quit; |
940 | goto quit; |
541 | |
|
|
542 | default: |
|
|
543 | //req->result = ENOSYS; |
|
|
544 | break; |
|
|
545 | } |
941 | } |
546 | |
942 | |
547 | //req->errorno = errno; |
943 | bdb_request (req); |
548 | |
944 | |
549 | LOCK (reslock); |
945 | X_LOCK (reslock); |
550 | |
946 | |
551 | ++npending; |
947 | ++npending; |
552 | |
948 | |
553 | if (!reqq_push (&res_queue, req)) |
949 | if (!reqq_push (&res_queue, req)) |
554 | /* write a dummy byte to the pipe so fh becomes ready */ |
950 | /* write a dummy byte to the pipe so fh becomes ready */ |
555 | write (respipe [1], &respipe, 1); |
951 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
556 | |
952 | |
557 | self->req = 0; |
953 | self->req = 0; |
558 | worker_clear (self); |
954 | worker_clear (self); |
559 | |
955 | |
560 | UNLOCK (reslock); |
956 | X_UNLOCK (reslock); |
561 | } |
957 | } |
562 | |
958 | |
563 | quit: |
959 | quit: |
564 | LOCK (wrklock); |
960 | X_LOCK (wrklock); |
565 | worker_free (self); |
961 | worker_free (self); |
566 | UNLOCK (wrklock); |
962 | X_UNLOCK (wrklock); |
567 | |
963 | |
568 | return 0; |
964 | return 0; |
569 | } |
965 | } |
570 | |
966 | |
571 | /*****************************************************************************/ |
967 | /*****************************************************************************/ |
572 | |
968 | |
573 | static void atfork_prepare (void) |
969 | static void atfork_prepare (void) |
574 | { |
970 | { |
575 | LOCK (wrklock); |
971 | X_LOCK (wrklock); |
576 | LOCK (reqlock); |
972 | X_LOCK (reqlock); |
577 | LOCK (reslock); |
973 | X_LOCK (reslock); |
578 | } |
974 | } |
579 | |
975 | |
580 | static void atfork_parent (void) |
976 | static void atfork_parent (void) |
581 | { |
977 | { |
582 | UNLOCK (reslock); |
978 | X_UNLOCK (reslock); |
583 | UNLOCK (reqlock); |
979 | X_UNLOCK (reqlock); |
584 | UNLOCK (wrklock); |
980 | X_UNLOCK (wrklock); |
585 | } |
981 | } |
586 | |
982 | |
587 | static void atfork_child (void) |
983 | static void atfork_child (void) |
588 | { |
984 | { |
589 | aio_req prv; |
985 | bdb_req prv; |
590 | |
986 | |
591 | while (prv = reqq_shift (&req_queue)) |
987 | while (prv = reqq_shift (&req_queue)) |
592 | req_free (prv); |
988 | req_free (prv); |
593 | |
989 | |
594 | while (prv = reqq_shift (&res_queue)) |
990 | while (prv = reqq_shift (&res_queue)) |
… | |
… | |
609 | idle = 0; |
1005 | idle = 0; |
610 | nreqs = 0; |
1006 | nreqs = 0; |
611 | nready = 0; |
1007 | nready = 0; |
612 | npending = 0; |
1008 | npending = 0; |
613 | |
1009 | |
614 | close (respipe [0]); |
|
|
615 | close (respipe [1]); |
|
|
616 | create_pipe (); |
1010 | create_respipe (); |
617 | |
1011 | |
618 | atfork_parent (); |
1012 | atfork_parent (); |
619 | } |
1013 | } |
620 | |
1014 | |
621 | #define dREQ \ |
1015 | #define dREQ(reqtype,rsvcnt) \ |
622 | aio_req req; \ |
1016 | bdb_req req; \ |
623 | int req_pri = next_pri; \ |
1017 | int req_pri = next_pri; \ |
624 | next_pri = DEFAULT_PRI + PRI_BIAS; \ |
1018 | next_pri = DEFAULT_PRI + PRI_BIAS; \ |
625 | \ |
1019 | \ |
626 | if (SvOK (callback) && !SvROK (callback)) \ |
1020 | if (callback && SvOK (callback)) \ |
627 | croak ("callback must be undef or of reference type"); \ |
1021 | croak ("callback has illegal type or extra arguments"); \ |
628 | \ |
1022 | \ |
629 | Newz (0, req, 1, aio_cb); \ |
1023 | Newz (0, req, 1, bdb_cb); \ |
630 | if (!req) \ |
1024 | if (!req) \ |
631 | croak ("out of memory during aio_req allocation"); \ |
1025 | croak ("out of memory during bdb_req allocation"); \ |
632 | \ |
1026 | \ |
633 | req->callback = newSVsv (callback); \ |
1027 | req->callback = SvREFCNT_inc (cb); \ |
|
|
1028 | req->type = (reqtype); \ |
634 | req->pri = req_pri |
1029 | req->pri = req_pri; \ |
|
|
1030 | if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \ |
|
|
1031 | if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \ |
|
|
1032 | (void)0; |
635 | |
1033 | |
636 | #define REQ_SEND \ |
1034 | #define REQ_SEND \ |
637 | req_send (req); \ |
1035 | req_send (req) |
|
|
1036 | |
|
|
1037 | #define SvPTR(var, arg, type, class, nullok) \ |
|
|
1038 | if (!SvOK (arg)) \ |
|
|
1039 | { \ |
|
|
1040 | if (nullok != 1) \ |
|
|
1041 | croak (# var " must be a " # class " object, not undef"); \ |
638 | \ |
1042 | \ |
639 | if (GIMME_V != G_VOID) \ |
1043 | (var) = 0; \ |
640 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
1044 | } \ |
641 | |
1045 | else if (sv_derived_from ((arg), # class)) \ |
|
|
1046 | { \ |
|
|
1047 | IV tmp = SvIV ((SV*) SvRV (arg)); \ |
|
|
1048 | (var) = INT2PTR (type, tmp); \ |
|
|
1049 | if (!var && nullok != 2) \ |
|
|
1050 | croak (# var " is not a valid " # class " object anymore"); \ |
|
|
1051 | } \ |
|
|
1052 | else \ |
|
|
1053 | croak (# var " is not of type " # class); |
|
|
1054 | |
|
|
1055 | #define ARG_MUTABLE(name) \ |
|
|
1056 | if (SvREADONLY (name)) \ |
|
|
1057 | croak ("argument " #name " is read-only/constant, but the request requires it to be mutable"); |
|
|
1058 | |
|
|
1059 | static void |
|
|
1060 | ptr_nuke (SV *sv) |
|
|
1061 | { |
|
|
1062 | assert (SvROK (sv)); |
|
|
1063 | sv_setiv (SvRV (sv), 0); |
|
|
1064 | } |
|
|
1065 | |
|
|
1066 | static int |
|
|
1067 | errno_get (pTHX_ SV *sv, MAGIC *mg) |
|
|
1068 | { |
|
|
1069 | if (*mg->mg_ptr == '!') // should always be the case |
|
|
1070 | if (-30999 <= errno && errno <= -30800) |
|
|
1071 | { |
|
|
1072 | sv_setnv (sv, (NV)errno); |
|
|
1073 | sv_setpv (sv, db_strerror (errno)); |
|
|
1074 | SvNOK_on (sv); /* what a wonderful hack! */ |
|
|
1075 | // ^^^ copied from perl sources |
|
|
1076 | return 0; |
|
|
1077 | } |
|
|
1078 | |
|
|
1079 | return PL_vtbl_sv.svt_get (aTHX_ sv, mg); |
|
|
1080 | } |
|
|
1081 | |
|
|
1082 | static MGVTBL vtbl_errno; |
|
|
1083 | |
|
|
1084 | // this wonderful hack :( patches perl's $! variable to support our errno values |
|
|
1085 | static void |
|
|
1086 | patch_errno (void) |
|
|
1087 | { |
|
|
1088 | SV *sv; |
|
|
1089 | MAGIC *mg; |
|
|
1090 | |
|
|
1091 | if (!(sv = get_sv ("!", 1))) |
|
|
1092 | return; |
|
|
1093 | |
|
|
1094 | if (!(mg = mg_find (sv, PERL_MAGIC_sv))) |
|
|
1095 | return; |
|
|
1096 | |
|
|
1097 | if (mg->mg_virtual != &PL_vtbl_sv) |
|
|
1098 | return; |
|
|
1099 | |
|
|
1100 | vtbl_errno = PL_vtbl_sv; |
|
|
1101 | vtbl_errno.svt_get = errno_get; |
|
|
1102 | mg->mg_virtual = &vtbl_errno; |
|
|
1103 | } |
|
|
1104 | |
|
|
1105 | #if __GNUC__ >= 4 |
|
|
1106 | # define noinline __attribute__ ((noinline)) |
|
|
1107 | #else |
|
|
1108 | # define noinline |
|
|
1109 | #endif |
|
|
1110 | |
|
|
1111 | static noinline SV * |
|
|
1112 | pop_callback (I32 *ritems, SV *sv) |
|
|
1113 | { |
|
|
1114 | if (SvROK (sv)) |
|
|
1115 | { |
|
|
1116 | HV *st; |
|
|
1117 | GV *gvp; |
|
|
1118 | CV *cv; |
|
|
1119 | const char *name; |
|
|
1120 | |
|
|
1121 | /* forgive me */ |
|
|
1122 | if (SvTYPE (SvRV (sv)) == SVt_PVMG |
|
|
1123 | && (st = SvSTASH (SvRV (sv))) |
|
|
1124 | && (name = HvNAME_get (st)) |
|
|
1125 | && (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':')) |
|
|
1126 | return 0; |
|
|
1127 | |
|
|
1128 | if ((cv = sv_2cv (sv, &st, &gvp, 0))) |
|
|
1129 | { |
|
|
1130 | --*ritems; |
|
|
1131 | return (SV *)cv; |
|
|
1132 | } |
|
|
1133 | } |
|
|
1134 | |
|
|
1135 | return 0; |
|
|
1136 | } |
|
|
1137 | |
|
|
1138 | /* stupid windows defines CALLBACK as well */ |
|
|
1139 | #undef CALLBACK |
|
|
1140 | #define CALLBACK SV *cb = pop_callback (&items, ST (items - 1)); |
|
|
1141 | |
642 | MODULE = BDB::AIO PACKAGE = BDB::AIO |
1142 | MODULE = BDB PACKAGE = BDB |
643 | |
1143 | |
644 | PROTOTYPES: ENABLE |
1144 | PROTOTYPES: ENABLE |
645 | |
1145 | |
646 | BOOT: |
1146 | BOOT: |
647 | { |
1147 | { |
648 | HV *stash = gv_stashpv ("BDB::AIO", 1); |
1148 | HV *stash = gv_stashpv ("BDB", 1); |
649 | |
1149 | |
650 | create_pipe (); |
1150 | static const struct { |
|
|
1151 | const char *name; |
|
|
1152 | IV iv; |
|
|
1153 | } *civ, const_iv[] = { |
|
|
1154 | #define const_iv(name) { # name, (IV)DB_ ## name }, |
|
|
1155 | const_iv (RPCCLIENT) |
|
|
1156 | const_iv (INIT_CDB) |
|
|
1157 | const_iv (INIT_LOCK) |
|
|
1158 | const_iv (INIT_LOG) |
|
|
1159 | const_iv (INIT_MPOOL) |
|
|
1160 | const_iv (INIT_REP) |
|
|
1161 | const_iv (INIT_TXN) |
|
|
1162 | const_iv (RECOVER) |
|
|
1163 | const_iv (INIT_TXN) |
|
|
1164 | const_iv (RECOVER_FATAL) |
|
|
1165 | const_iv (CREATE) |
|
|
1166 | const_iv (RDONLY) |
|
|
1167 | const_iv (USE_ENVIRON) |
|
|
1168 | const_iv (USE_ENVIRON_ROOT) |
|
|
1169 | const_iv (LOCKDOWN) |
|
|
1170 | const_iv (PRIVATE) |
|
|
1171 | const_iv (SYSTEM_MEM) |
|
|
1172 | const_iv (AUTO_COMMIT) |
|
|
1173 | const_iv (CDB_ALLDB) |
|
|
1174 | const_iv (DIRECT_DB) |
|
|
1175 | const_iv (NOLOCKING) |
|
|
1176 | const_iv (NOMMAP) |
|
|
1177 | const_iv (NOPANIC) |
|
|
1178 | const_iv (OVERWRITE) |
|
|
1179 | const_iv (PANIC_ENVIRONMENT) |
|
|
1180 | const_iv (REGION_INIT) |
|
|
1181 | const_iv (TIME_NOTGRANTED) |
|
|
1182 | const_iv (TXN_NOSYNC) |
|
|
1183 | const_iv (TXN_NOT_DURABLE) |
|
|
1184 | const_iv (TXN_WRITE_NOSYNC) |
|
|
1185 | const_iv (WRITECURSOR) |
|
|
1186 | const_iv (YIELDCPU) |
|
|
1187 | const_iv (ENCRYPT_AES) |
|
|
1188 | const_iv (XA_CREATE) |
|
|
1189 | const_iv (BTREE) |
|
|
1190 | const_iv (HASH) |
|
|
1191 | const_iv (QUEUE) |
|
|
1192 | const_iv (RECNO) |
|
|
1193 | const_iv (UNKNOWN) |
|
|
1194 | const_iv (EXCL) |
|
|
1195 | const_iv (TRUNCATE) |
|
|
1196 | const_iv (NOSYNC) |
|
|
1197 | const_iv (CHKSUM) |
|
|
1198 | const_iv (ENCRYPT) |
|
|
1199 | const_iv (DUP) |
|
|
1200 | const_iv (DUPSORT) |
|
|
1201 | const_iv (RECNUM) |
|
|
1202 | const_iv (RENUMBER) |
|
|
1203 | const_iv (REVSPLITOFF) |
|
|
1204 | const_iv (CONSUME) |
|
|
1205 | const_iv (CONSUME_WAIT) |
|
|
1206 | const_iv (GET_BOTH) |
|
|
1207 | const_iv (GET_BOTH_RANGE) |
|
|
1208 | //const_iv (SET_RECNO) |
|
|
1209 | //const_iv (MULTIPLE) |
|
|
1210 | const_iv (SNAPSHOT) |
|
|
1211 | const_iv (JOIN_ITEM) |
|
|
1212 | const_iv (JOIN_NOSORT) |
|
|
1213 | const_iv (RMW) |
|
|
1214 | |
|
|
1215 | const_iv (NOTFOUND) |
|
|
1216 | const_iv (KEYEMPTY) |
|
|
1217 | const_iv (LOCK_DEADLOCK) |
|
|
1218 | const_iv (LOCK_NOTGRANTED) |
|
|
1219 | const_iv (RUNRECOVERY) |
|
|
1220 | const_iv (OLD_VERSION) |
|
|
1221 | const_iv (REP_HANDLE_DEAD) |
|
|
1222 | const_iv (SECONDARY_BAD) |
|
|
1223 | |
|
|
1224 | const_iv (APPEND) |
|
|
1225 | const_iv (NODUPDATA) |
|
|
1226 | const_iv (NOOVERWRITE) |
|
|
1227 | |
|
|
1228 | const_iv (TXN_NOWAIT) |
|
|
1229 | const_iv (TXN_SYNC) |
|
|
1230 | |
|
|
1231 | const_iv (SET_LOCK_TIMEOUT) |
|
|
1232 | const_iv (SET_TXN_TIMEOUT) |
|
|
1233 | |
|
|
1234 | const_iv (FIRST) |
|
|
1235 | const_iv (NEXT) |
|
|
1236 | const_iv (NEXT_DUP) |
|
|
1237 | const_iv (NEXT_NODUP) |
|
|
1238 | const_iv (PREV) |
|
|
1239 | const_iv (PREV_NODUP) |
|
|
1240 | const_iv (SET) |
|
|
1241 | const_iv (SET_RANGE) |
|
|
1242 | const_iv (LAST) |
|
|
1243 | const_iv (BEFORE) |
|
|
1244 | const_iv (AFTER) |
|
|
1245 | const_iv (CURRENT) |
|
|
1246 | const_iv (KEYFIRST) |
|
|
1247 | const_iv (KEYLAST) |
|
|
1248 | const_iv (NODUPDATA) |
|
|
1249 | |
|
|
1250 | const_iv (FORCE) |
|
|
1251 | |
|
|
1252 | const_iv (LOCK_DEFAULT) |
|
|
1253 | const_iv (LOCK_EXPIRE) |
|
|
1254 | const_iv (LOCK_MAXLOCKS) |
|
|
1255 | const_iv (LOCK_MINLOCKS) |
|
|
1256 | const_iv (LOCK_MINWRITE) |
|
|
1257 | const_iv (LOCK_OLDEST) |
|
|
1258 | const_iv (LOCK_RANDOM) |
|
|
1259 | const_iv (LOCK_YOUNGEST) |
|
|
1260 | |
|
|
1261 | const_iv (DONOTINDEX) |
|
|
1262 | const_iv (KEYEMPTY ) |
|
|
1263 | const_iv (KEYEXIST ) |
|
|
1264 | const_iv (LOCK_DEADLOCK) |
|
|
1265 | const_iv (LOCK_NOTGRANTED) |
|
|
1266 | const_iv (NOSERVER) |
|
|
1267 | const_iv (NOSERVER_HOME) |
|
|
1268 | const_iv (NOSERVER_ID) |
|
|
1269 | const_iv (NOTFOUND) |
|
|
1270 | const_iv (PAGE_NOTFOUND) |
|
|
1271 | const_iv (REP_DUPMASTER) |
|
|
1272 | const_iv (REP_HANDLE_DEAD) |
|
|
1273 | const_iv (REP_HOLDELECTION) |
|
|
1274 | const_iv (REP_ISPERM) |
|
|
1275 | const_iv (REP_NEWMASTER) |
|
|
1276 | const_iv (REP_NEWSITE) |
|
|
1277 | const_iv (REP_NOTPERM) |
|
|
1278 | const_iv (REP_UNAVAIL) |
|
|
1279 | const_iv (RUNRECOVERY) |
|
|
1280 | const_iv (SECONDARY_BAD) |
|
|
1281 | const_iv (VERIFY_BAD) |
|
|
1282 | |
|
|
1283 | const_iv (VERB_DEADLOCK) |
|
|
1284 | const_iv (VERB_RECOVERY) |
|
|
1285 | const_iv (VERB_REPLICATION) |
|
|
1286 | const_iv (VERB_WAITSFOR) |
|
|
1287 | |
|
|
1288 | const_iv (VERSION_MAJOR) |
|
|
1289 | const_iv (VERSION_MINOR) |
|
|
1290 | const_iv (VERSION_PATCH) |
|
|
1291 | #if DB_VERSION_MINOR >= 3 |
|
|
1292 | const_iv (INORDER) |
|
|
1293 | const_iv (LOCK_MAXWRITE) |
|
|
1294 | const_iv (SEQ_DEC) |
|
|
1295 | const_iv (SEQ_INC) |
|
|
1296 | const_iv (SEQ_WRAP) |
|
|
1297 | const_iv (BUFFER_SMALL) |
|
|
1298 | const_iv (LOG_BUFFER_FULL) |
|
|
1299 | const_iv (VERSION_MISMATCH) |
|
|
1300 | #endif |
|
|
1301 | #if DB_VERSION_MINOR >= 4 |
|
|
1302 | const_iv (REGISTER) |
|
|
1303 | const_iv (DSYNC_DB) |
|
|
1304 | const_iv (READ_COMMITTED) |
|
|
1305 | const_iv (READ_UNCOMMITTED) |
|
|
1306 | const_iv (REP_IGNORE) |
|
|
1307 | const_iv (REP_LOCKOUT) |
|
|
1308 | const_iv (REP_JOIN_FAILURE) |
|
|
1309 | const_iv (FREE_SPACE) |
|
|
1310 | const_iv (FREELIST_ONLY) |
|
|
1311 | const_iv (VERB_REGISTER) |
|
|
1312 | #endif |
|
|
1313 | #if DB_VERSION_MINOR >= 5 |
|
|
1314 | const_iv (MULTIVERSION) |
|
|
1315 | const_iv (TXN_SNAPSHOT) |
|
|
1316 | #endif |
|
|
1317 | #if DB_VERSION_MINOR >= 6 |
|
|
1318 | const_iv (PREV_DUP) |
|
|
1319 | const_iv (PRIORITY_UNCHANGED) |
|
|
1320 | const_iv (PRIORITY_VERY_LOW) |
|
|
1321 | const_iv (PRIORITY_LOW) |
|
|
1322 | const_iv (PRIORITY_DEFAULT) |
|
|
1323 | const_iv (PRIORITY_HIGH) |
|
|
1324 | const_iv (PRIORITY_VERY_HIGH) |
|
|
1325 | #endif |
|
|
1326 | #if DB_VERSION_MINOR >= 7 |
|
|
1327 | const_iv (LOG_DIRECT) |
|
|
1328 | const_iv (LOG_DSYNC) |
|
|
1329 | const_iv (LOG_AUTO_REMOVE) |
|
|
1330 | const_iv (LOG_IN_MEMORY) |
|
|
1331 | const_iv (LOG_ZERO) |
|
|
1332 | #else |
|
|
1333 | const_iv (DIRECT_LOG) |
|
|
1334 | const_iv (LOG_AUTOREMOVE) |
|
|
1335 | # if DB_VERSION_MINOR >= 3 |
|
|
1336 | const_iv (DSYNC_LOG) |
|
|
1337 | const_iv (LOG_INMEMORY) |
|
|
1338 | # endif |
|
|
1339 | #endif |
|
|
1340 | }; |
|
|
1341 | |
|
|
1342 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
|
|
1343 | newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
|
|
1344 | |
|
|
1345 | prepare_cb = &PL_sv_undef; |
|
|
1346 | |
|
|
1347 | { |
|
|
1348 | /* we currently only allow version, minor-version and patchlevel to go up to 255 */ |
|
|
1349 | char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH }; |
|
|
1350 | |
|
|
1351 | newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3)); |
|
|
1352 | } |
|
|
1353 | |
|
|
1354 | newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0)); |
|
|
1355 | |
|
|
1356 | create_respipe (); |
|
|
1357 | |
651 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1358 | X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child); |
|
|
1359 | patch_errno (); |
652 | } |
1360 | } |
653 | |
1361 | |
654 | void |
1362 | void |
655 | max_poll_reqs (int nreqs) |
1363 | max_poll_reqs (int nreqs) |
656 | PROTOTYPE: $ |
1364 | PROTOTYPE: $ |
… | |
… | |
685 | max_outstanding = maxreqs; |
1393 | max_outstanding = maxreqs; |
686 | OUTPUT: |
1394 | OUTPUT: |
687 | RETVAL |
1395 | RETVAL |
688 | |
1396 | |
689 | int |
1397 | int |
690 | bdbreq_pri (int pri = 0) |
1398 | dbreq_pri (int pri = 0) |
691 | PROTOTYPE: ;$ |
1399 | PROTOTYPE: ;$ |
692 | CODE: |
1400 | CODE: |
693 | RETVAL = next_pri - PRI_BIAS; |
1401 | RETVAL = next_pri - PRI_BIAS; |
694 | if (items > 0) |
1402 | if (items > 0) |
695 | { |
1403 | { |
… | |
… | |
699 | } |
1407 | } |
700 | OUTPUT: |
1408 | OUTPUT: |
701 | RETVAL |
1409 | RETVAL |
702 | |
1410 | |
703 | void |
1411 | void |
704 | bdbreq_nice (int nice = 0) |
1412 | dbreq_nice (int nice = 0) |
705 | CODE: |
1413 | CODE: |
706 | nice = next_pri - nice; |
1414 | nice = next_pri - nice; |
707 | if (nice < PRI_MIN) nice = PRI_MIN; |
1415 | if (nice < PRI_MIN) nice = PRI_MIN; |
708 | if (nice > PRI_MAX) nice = PRI_MAX; |
1416 | if (nice > PRI_MAX) nice = PRI_MAX; |
709 | next_pri = nice + PRI_BIAS; |
1417 | next_pri = nice + PRI_BIAS; |
… | |
… | |
717 | poll_wait (); |
1425 | poll_wait (); |
718 | poll_cb (); |
1426 | poll_cb (); |
719 | } |
1427 | } |
720 | |
1428 | |
721 | int |
1429 | int |
722 | poll() |
1430 | poll () |
723 | PROTOTYPE: |
1431 | PROTOTYPE: |
724 | CODE: |
1432 | CODE: |
725 | poll_wait (); |
1433 | poll_wait (); |
726 | RETVAL = poll_cb (); |
1434 | RETVAL = poll_cb (); |
727 | OUTPUT: |
1435 | OUTPUT: |
728 | RETVAL |
1436 | RETVAL |
729 | |
1437 | |
730 | int |
1438 | int |
731 | poll_fileno() |
1439 | poll_fileno () |
732 | PROTOTYPE: |
1440 | PROTOTYPE: |
733 | CODE: |
1441 | CODE: |
734 | RETVAL = respipe [0]; |
1442 | RETVAL = respipe [0]; |
735 | OUTPUT: |
1443 | OUTPUT: |
736 | RETVAL |
1444 | RETVAL |
737 | |
1445 | |
738 | int |
1446 | int |
739 | poll_cb(...) |
1447 | poll_cb (...) |
740 | PROTOTYPE: |
1448 | PROTOTYPE: |
741 | CODE: |
1449 | CODE: |
742 | RETVAL = poll_cb (); |
1450 | RETVAL = poll_cb (); |
743 | OUTPUT: |
1451 | OUTPUT: |
744 | RETVAL |
1452 | RETVAL |
745 | |
1453 | |
746 | void |
1454 | void |
747 | poll_wait() |
1455 | poll_wait () |
748 | PROTOTYPE: |
1456 | PROTOTYPE: |
749 | CODE: |
1457 | CODE: |
750 | poll_wait (); |
1458 | poll_wait (); |
751 | |
1459 | |
752 | int |
1460 | int |
753 | nreqs() |
1461 | nreqs () |
754 | PROTOTYPE: |
1462 | PROTOTYPE: |
755 | CODE: |
1463 | CODE: |
756 | RETVAL = nreqs; |
1464 | RETVAL = nreqs; |
757 | OUTPUT: |
1465 | OUTPUT: |
758 | RETVAL |
1466 | RETVAL |
759 | |
1467 | |
760 | int |
1468 | int |
761 | nready() |
1469 | nready () |
762 | PROTOTYPE: |
1470 | PROTOTYPE: |
763 | CODE: |
1471 | CODE: |
764 | RETVAL = get_nready (); |
1472 | RETVAL = get_nready (); |
765 | OUTPUT: |
1473 | OUTPUT: |
766 | RETVAL |
1474 | RETVAL |
767 | |
1475 | |
768 | int |
1476 | int |
769 | npending() |
1477 | npending () |
770 | PROTOTYPE: |
1478 | PROTOTYPE: |
771 | CODE: |
1479 | CODE: |
772 | RETVAL = get_npending (); |
1480 | RETVAL = get_npending (); |
773 | OUTPUT: |
1481 | OUTPUT: |
774 | RETVAL |
1482 | RETVAL |
775 | |
1483 | |
776 | int |
1484 | int |
777 | nthreads() |
1485 | nthreads () |
778 | PROTOTYPE: |
1486 | PROTOTYPE: |
779 | CODE: |
1487 | CODE: |
780 | if (WORDACCESS_UNSAFE) LOCK (wrklock); |
1488 | if (WORDACCESS_UNSAFE) X_LOCK (wrklock); |
781 | RETVAL = started; |
1489 | RETVAL = started; |
782 | if (WORDACCESS_UNSAFE) UNLOCK (wrklock); |
1490 | if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); |
783 | OUTPUT: |
1491 | OUTPUT: |
784 | RETVAL |
1492 | RETVAL |
785 | |
1493 | |
|
|
1494 | SV * |
|
|
1495 | set_sync_prepare (SV *cb) |
|
|
1496 | PROTOTYPE: & |
|
|
1497 | CODE: |
|
|
1498 | RETVAL = prepare_cb; |
|
|
1499 | prepare_cb = newSVsv (cb); |
|
|
1500 | OUTPUT: |
|
|
1501 | RETVAL |
786 | |
1502 | |
|
|
1503 | char * |
|
|
1504 | strerror (int errorno = errno) |
|
|
1505 | PROTOTYPE: ;$ |
|
|
1506 | CODE: |
|
|
1507 | RETVAL = db_strerror (errorno); |
|
|
1508 | OUTPUT: |
|
|
1509 | RETVAL |
|
|
1510 | |
|
|
1511 | void _on_next_submit (SV *cb) |
|
|
1512 | CODE: |
|
|
1513 | SvREFCNT_dec (on_next_submit); |
|
|
1514 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
|
|
1515 | |
|
|
1516 | DB_ENV * |
|
|
1517 | db_env_create (U32 env_flags = 0) |
|
|
1518 | CODE: |
|
|
1519 | { |
|
|
1520 | errno = db_env_create (&RETVAL, env_flags); |
|
|
1521 | if (errno) |
|
|
1522 | croak ("db_env_create: %s", db_strerror (errno)); |
|
|
1523 | |
|
|
1524 | if (0) |
|
|
1525 | { |
|
|
1526 | RETVAL->set_errcall (RETVAL, debug_errcall); |
|
|
1527 | RETVAL->set_msgcall (RETVAL, debug_msgcall); |
|
|
1528 | } |
|
|
1529 | } |
|
|
1530 | OUTPUT: |
|
|
1531 | RETVAL |
|
|
1532 | |
|
|
1533 | void |
|
|
1534 | db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0) |
|
|
1535 | PREINIT: |
|
|
1536 | CALLBACK |
|
|
1537 | CODE: |
|
|
1538 | { |
|
|
1539 | dREQ (REQ_ENV_OPEN, 1); |
|
|
1540 | req->env = env; |
|
|
1541 | req->uint1 = open_flags | DB_THREAD; |
|
|
1542 | req->int1 = mode; |
|
|
1543 | req->buf1 = strdup_ornull (db_home); |
|
|
1544 | REQ_SEND; |
|
|
1545 | } |
|
|
1546 | |
|
|
1547 | void |
|
|
1548 | db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0) |
|
|
1549 | PREINIT: |
|
|
1550 | CALLBACK |
|
|
1551 | CODE: |
|
|
1552 | { |
|
|
1553 | dREQ (REQ_ENV_CLOSE, 0); |
|
|
1554 | ptr_nuke (ST (0)); |
|
|
1555 | req->env = env; |
|
|
1556 | req->uint1 = flags; |
|
|
1557 | REQ_SEND; |
|
|
1558 | } |
|
|
1559 | |
|
|
1560 | void |
|
|
1561 | db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0) |
|
|
1562 | PREINIT: |
|
|
1563 | CALLBACK |
|
|
1564 | CODE: |
|
|
1565 | { |
|
|
1566 | dREQ (REQ_ENV_TXN_CHECKPOINT, 1); |
|
|
1567 | req->env = env; |
|
|
1568 | req->uint1 = kbyte; |
|
|
1569 | req->int1 = min; |
|
|
1570 | req->uint2 = flags; |
|
|
1571 | REQ_SEND; |
|
|
1572 | } |
|
|
1573 | |
|
|
1574 | void |
|
|
1575 | db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0) |
|
|
1576 | PREINIT: |
|
|
1577 | CALLBACK |
|
|
1578 | CODE: |
|
|
1579 | { |
|
|
1580 | dREQ (REQ_ENV_LOCK_DETECT, 1); |
|
|
1581 | req->env = env; |
|
|
1582 | req->uint1 = flags; |
|
|
1583 | req->uint2 = atype; |
|
|
1584 | /* req->int2 = 0; dummy */ |
|
|
1585 | REQ_SEND; |
|
|
1586 | } |
|
|
1587 | |
|
|
1588 | void |
|
|
1589 | db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0) |
|
|
1590 | PREINIT: |
|
|
1591 | CALLBACK |
|
|
1592 | CODE: |
|
|
1593 | { |
|
|
1594 | dREQ (REQ_ENV_MEMP_SYNC, 1); |
|
|
1595 | req->env = env; |
|
|
1596 | REQ_SEND; |
|
|
1597 | } |
|
|
1598 | |
|
|
1599 | void |
|
|
1600 | db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0) |
|
|
1601 | PREINIT: |
|
|
1602 | CALLBACK |
|
|
1603 | CODE: |
|
|
1604 | { |
|
|
1605 | dREQ (REQ_ENV_MEMP_TRICKLE, 1); |
|
|
1606 | req->env = env; |
|
|
1607 | req->int1 = percent; |
|
|
1608 | REQ_SEND; |
|
|
1609 | } |
|
|
1610 | |
|
|
1611 | void |
|
|
1612 | db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0) |
|
|
1613 | PREINIT: |
|
|
1614 | CALLBACK |
|
|
1615 | CODE: |
|
|
1616 | { |
|
|
1617 | dREQ (REQ_ENV_DBREMOVE, 2); |
|
|
1618 | req->env = env; |
|
|
1619 | req->buf1 = strdup_ornull (file); |
|
|
1620 | req->buf2 = strdup_ornull (database); |
|
|
1621 | req->uint1 = flags; |
|
|
1622 | REQ_SEND; |
|
|
1623 | } |
|
|
1624 | |
|
|
1625 | void |
|
|
1626 | db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0) |
|
|
1627 | PREINIT: |
|
|
1628 | CALLBACK |
|
|
1629 | CODE: |
|
|
1630 | { |
|
|
1631 | dREQ (REQ_ENV_DBRENAME, 2); |
|
|
1632 | req->env = env; |
|
|
1633 | req->buf1 = strdup_ornull (file); |
|
|
1634 | req->buf2 = strdup_ornull (database); |
|
|
1635 | req->buf3 = strdup_ornull (newname); |
|
|
1636 | req->uint1 = flags; |
|
|
1637 | REQ_SEND; |
|
|
1638 | } |
|
|
1639 | |
|
|
1640 | DB * |
|
|
1641 | db_create (DB_ENV *env = 0, U32 flags = 0) |
|
|
1642 | CODE: |
|
|
1643 | { |
|
|
1644 | errno = db_create (&RETVAL, env, flags); |
|
|
1645 | if (errno) |
|
|
1646 | croak ("db_create: %s", db_strerror (errno)); |
|
|
1647 | |
|
|
1648 | if (RETVAL) |
|
|
1649 | RETVAL->app_private = (void *)newSVsv (ST (0)); |
|
|
1650 | } |
|
|
1651 | OUTPUT: |
|
|
1652 | RETVAL |
|
|
1653 | |
|
|
1654 | void |
|
|
1655 | db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0) |
|
|
1656 | PREINIT: |
|
|
1657 | CALLBACK |
|
|
1658 | CODE: |
|
|
1659 | { |
|
|
1660 | dREQ (REQ_DB_OPEN, 2); |
|
|
1661 | req->db = db; |
|
|
1662 | req->txn = txnid; |
|
|
1663 | req->buf1 = strdup_ornull (file); |
|
|
1664 | req->buf2 = strdup_ornull (database); |
|
|
1665 | req->int1 = type; |
|
|
1666 | req->uint1 = flags | DB_THREAD; |
|
|
1667 | req->int2 = mode; |
|
|
1668 | REQ_SEND; |
|
|
1669 | } |
|
|
1670 | |
|
|
1671 | void |
|
|
1672 | db_close (DB *db, U32 flags = 0, SV *callback = 0) |
|
|
1673 | PREINIT: |
|
|
1674 | CALLBACK |
|
|
1675 | CODE: |
|
|
1676 | { |
|
|
1677 | dREQ (REQ_DB_CLOSE, 0); |
|
|
1678 | ptr_nuke (ST (0)); |
|
|
1679 | req->db = db; |
|
|
1680 | req->uint1 = flags; |
|
|
1681 | req->sv1 = (SV *)db->app_private; |
|
|
1682 | REQ_SEND; |
|
|
1683 | } |
|
|
1684 | |
|
|
1685 | #if DB_VERSION_MINOR >= 4 |
|
|
1686 | |
|
|
1687 | void |
|
|
1688 | db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = 0) |
|
|
1689 | PREINIT: |
|
|
1690 | CALLBACK |
|
|
1691 | CODE: |
|
|
1692 | { |
|
|
1693 | dREQ (REQ_DB_COMPACT, 2); |
|
|
1694 | req->db = db; |
|
|
1695 | req->txn = txn; |
|
|
1696 | sv_to_dbt (&req->dbt1, start); |
|
|
1697 | sv_to_dbt (&req->dbt2, stop); |
|
|
1698 | req->uint1 = flags; |
|
|
1699 | REQ_SEND; |
|
|
1700 | } |
|
|
1701 | |
|
|
1702 | #endif |
|
|
1703 | |
|
|
1704 | void |
|
|
1705 | db_sync (DB *db, U32 flags = 0, SV *callback = 0) |
|
|
1706 | PREINIT: |
|
|
1707 | CALLBACK |
|
|
1708 | CODE: |
|
|
1709 | { |
|
|
1710 | dREQ (REQ_DB_SYNC, 1); |
|
|
1711 | req->db = db; |
|
|
1712 | req->uint1 = flags; |
|
|
1713 | REQ_SEND; |
|
|
1714 | } |
|
|
1715 | |
|
|
1716 | void |
|
|
1717 | db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0) |
|
|
1718 | PREINIT: |
|
|
1719 | CALLBACK |
|
|
1720 | CODE: |
|
|
1721 | { |
|
|
1722 | dREQ (REQ_DB_SYNC, 1); |
|
|
1723 | req->db = db; |
|
|
1724 | req->buf1 = strdup (file); |
|
|
1725 | req->uint1 = flags; |
|
|
1726 | REQ_SEND; |
|
|
1727 | } |
|
|
1728 | |
|
|
1729 | void |
|
|
1730 | db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0) |
|
|
1731 | PREINIT: |
|
|
1732 | CALLBACK |
|
|
1733 | CODE: |
|
|
1734 | { |
|
|
1735 | dREQ (REQ_DB_KEY_RANGE, 2); |
|
|
1736 | req->db = db; |
|
|
1737 | req->txn = txn; |
|
|
1738 | sv_to_dbt (&req->dbt1, key); |
|
|
1739 | req->uint1 = flags; |
|
|
1740 | req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range); |
|
|
1741 | REQ_SEND; |
|
|
1742 | } |
|
|
1743 | |
|
|
1744 | void |
|
|
1745 | db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0) |
|
|
1746 | PREINIT: |
|
|
1747 | CALLBACK |
|
|
1748 | CODE: |
|
|
1749 | { |
|
|
1750 | dREQ (REQ_DB_PUT, 2); |
|
|
1751 | req->db = db; |
|
|
1752 | req->txn = txn; |
|
|
1753 | sv_to_dbt (&req->dbt1, key); |
|
|
1754 | sv_to_dbt (&req->dbt2, data); |
|
|
1755 | req->uint1 = flags; |
|
|
1756 | REQ_SEND; |
|
|
1757 | } |
|
|
1758 | |
|
|
1759 | #if DB_VERSION_MINOR >= 6 |
|
|
1760 | |
|
|
1761 | void |
|
|
1762 | db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0) |
|
|
1763 | PREINIT: |
|
|
1764 | CALLBACK |
|
|
1765 | CODE: |
|
|
1766 | { |
|
|
1767 | dREQ (REQ_DB_EXISTS, 2); |
|
|
1768 | req->db = db; |
|
|
1769 | req->txn = txn; |
|
|
1770 | req->uint1 = flags; |
|
|
1771 | sv_to_dbt (&req->dbt1, key); |
|
|
1772 | REQ_SEND; |
|
|
1773 | } |
|
|
1774 | |
|
|
1775 | #endif |
|
|
1776 | |
|
|
1777 | void |
|
|
1778 | db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0) |
|
|
1779 | PREINIT: |
|
|
1780 | CALLBACK |
|
|
1781 | CODE: |
|
|
1782 | { |
|
|
1783 | //TODO: key is somtimesmutable |
|
|
1784 | dREQ (REQ_DB_GET, 2); |
|
|
1785 | req->db = db; |
|
|
1786 | req->txn = txn; |
|
|
1787 | req->uint1 = flags; |
|
|
1788 | sv_to_dbt (&req->dbt1, key); |
|
|
1789 | req->dbt3.flags = DB_DBT_MALLOC; |
|
|
1790 | req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); |
|
|
1791 | REQ_SEND; |
|
|
1792 | } |
|
|
1793 | |
|
|
1794 | void |
|
|
1795 | db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0) |
|
|
1796 | PREINIT: |
|
|
1797 | CALLBACK |
|
|
1798 | CODE: |
|
|
1799 | { |
|
|
1800 | //TODO: key is somtimesmutable |
|
|
1801 | dREQ (REQ_DB_PGET, 2); |
|
|
1802 | req->db = db; |
|
|
1803 | req->txn = txn; |
|
|
1804 | req->uint1 = flags; |
|
|
1805 | |
|
|
1806 | sv_to_dbt (&req->dbt1, key); |
|
|
1807 | |
|
|
1808 | req->dbt2.flags = DB_DBT_MALLOC; |
|
|
1809 | req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey); |
|
|
1810 | |
|
|
1811 | req->dbt3.flags = DB_DBT_MALLOC; |
|
|
1812 | req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); |
|
|
1813 | REQ_SEND; |
|
|
1814 | } |
|
|
1815 | |
|
|
1816 | void |
|
|
1817 | db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0) |
|
|
1818 | PREINIT: |
|
|
1819 | CALLBACK |
|
|
1820 | CODE: |
|
|
1821 | { |
|
|
1822 | dREQ (REQ_DB_DEL, 2); |
|
|
1823 | req->db = db; |
|
|
1824 | req->txn = txn; |
|
|
1825 | req->uint1 = flags; |
|
|
1826 | sv_to_dbt (&req->dbt1, key); |
|
|
1827 | REQ_SEND; |
|
|
1828 | } |
|
|
1829 | |
|
|
1830 | void |
|
|
1831 | db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0) |
|
|
1832 | PREINIT: |
|
|
1833 | CALLBACK |
|
|
1834 | CODE: |
|
|
1835 | { |
|
|
1836 | dREQ (REQ_TXN_COMMIT, 0); |
|
|
1837 | ptr_nuke (ST (0)); |
|
|
1838 | req->txn = txn; |
|
|
1839 | req->uint1 = flags; |
|
|
1840 | REQ_SEND; |
|
|
1841 | } |
|
|
1842 | |
|
|
1843 | void |
|
|
1844 | db_txn_abort (DB_TXN *txn, SV *callback = 0) |
|
|
1845 | PREINIT: |
|
|
1846 | CALLBACK |
|
|
1847 | CODE: |
|
|
1848 | { |
|
|
1849 | dREQ (REQ_TXN_ABORT, 0); |
|
|
1850 | ptr_nuke (ST (0)); |
|
|
1851 | req->txn = txn; |
|
|
1852 | REQ_SEND; |
|
|
1853 | } |
|
|
1854 | |
|
|
1855 | void |
|
|
1856 | db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0) |
|
|
1857 | PREINIT: |
|
|
1858 | CALLBACK |
|
|
1859 | CODE: |
|
|
1860 | { |
|
|
1861 | dREQ (REQ_TXN_FINISH, 0); |
|
|
1862 | ptr_nuke (ST (0)); |
|
|
1863 | req->txn = txn; |
|
|
1864 | req->uint1 = flags; |
|
|
1865 | REQ_SEND; |
|
|
1866 | } |
|
|
1867 | |
|
|
1868 | void |
|
|
1869 | db_c_close (DBC *dbc, SV *callback = 0) |
|
|
1870 | PREINIT: |
|
|
1871 | CALLBACK |
|
|
1872 | CODE: |
|
|
1873 | { |
|
|
1874 | dREQ (REQ_C_CLOSE, 0); |
|
|
1875 | ptr_nuke (ST (0)); |
|
|
1876 | req->dbc = dbc; |
|
|
1877 | REQ_SEND; |
|
|
1878 | } |
|
|
1879 | |
|
|
1880 | void |
|
|
1881 | db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0) |
|
|
1882 | PREINIT: |
|
|
1883 | CALLBACK |
|
|
1884 | CODE: |
|
|
1885 | { |
|
|
1886 | dREQ (REQ_C_COUNT, 1); |
|
|
1887 | req->dbc = dbc; |
|
|
1888 | req->sv1 = SvREFCNT_inc (count); |
|
|
1889 | REQ_SEND; |
|
|
1890 | } |
|
|
1891 | |
|
|
1892 | void |
|
|
1893 | db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0) |
|
|
1894 | PREINIT: |
|
|
1895 | CALLBACK |
|
|
1896 | CODE: |
|
|
1897 | { |
|
|
1898 | dREQ (REQ_C_PUT, 1); |
|
|
1899 | req->dbc = dbc; |
|
|
1900 | sv_to_dbt (&req->dbt1, key); |
|
|
1901 | sv_to_dbt (&req->dbt2, data); |
|
|
1902 | req->uint1 = flags; |
|
|
1903 | REQ_SEND; |
|
|
1904 | } |
|
|
1905 | |
|
|
1906 | void |
|
|
1907 | db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0) |
|
|
1908 | PREINIT: |
|
|
1909 | CALLBACK |
|
|
1910 | CODE: |
|
|
1911 | { |
|
|
1912 | if (flags & DB_OPFLAGS_MASK != DB_SET && SvREADONLY (key)) |
|
|
1913 | croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET"); |
|
|
1914 | if (SvPOKp (key) && !sv_utf8_downgrade (key, 1)) |
|
|
1915 | croak ("argument \"%s\" must be byte/octet-encoded in %s", |
|
|
1916 | "key", |
|
|
1917 | "BDB::db_c_get"); |
|
|
1918 | |
|
|
1919 | { |
|
|
1920 | dREQ (REQ_C_GET, 1); |
|
|
1921 | req->dbc = dbc; |
|
|
1922 | req->uint1 = flags; |
|
|
1923 | if (flags & DB_OPFLAGS_MASK == DB_SET) |
|
|
1924 | sv_to_dbt (&req->dbt1, key); |
|
|
1925 | else |
|
|
1926 | { |
|
|
1927 | if (flags & DB_OPFLAGS_MASK == DB_SET_RANGE) |
|
|
1928 | sv_to_dbt (&req->dbt1, key); |
|
|
1929 | else |
|
|
1930 | req->dbt1.flags = DB_DBT_MALLOC; |
|
|
1931 | |
|
|
1932 | req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); |
|
|
1933 | } |
|
|
1934 | |
|
|
1935 | if (flags & DB_OPFLAGS_MASK == DB_GET_BOTH |
|
|
1936 | || flags & DB_OPFLAGS_MASK == DB_GET_BOTH_RANGE) |
|
|
1937 | sv_to_dbt (&req->dbt3, data); |
|
|
1938 | else |
|
|
1939 | req->dbt3.flags = DB_DBT_MALLOC; |
|
|
1940 | |
|
|
1941 | req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); |
|
|
1942 | REQ_SEND; |
|
|
1943 | } |
|
|
1944 | } |
|
|
1945 | |
|
|
1946 | void |
|
|
1947 | db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0) |
|
|
1948 | PREINIT: |
|
|
1949 | CALLBACK |
|
|
1950 | CODE: |
|
|
1951 | { |
|
|
1952 | if (flags & DB_OPFLAGS_MASK != DB_SET && SvREADONLY (key)) |
|
|
1953 | croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET"); |
|
|
1954 | if (SvPOKp (key) && !sv_utf8_downgrade (key, 1)) |
|
|
1955 | croak ("argument \"%s\" must be byte/octet-encoded in %s", |
|
|
1956 | "key", |
|
|
1957 | "BDB::db_c_pget"); |
|
|
1958 | |
|
|
1959 | { |
|
|
1960 | dREQ (REQ_C_PGET, 1); |
|
|
1961 | req->dbc = dbc; |
|
|
1962 | req->uint1 = flags; |
|
|
1963 | if (flags & DB_OPFLAGS_MASK == DB_SET) |
|
|
1964 | sv_to_dbt (&req->dbt1, key); |
|
|
1965 | else |
|
|
1966 | { |
|
|
1967 | if (flags & DB_OPFLAGS_MASK == DB_SET_RANGE) |
|
|
1968 | sv_to_dbt (&req->dbt1, key); |
|
|
1969 | else |
|
|
1970 | req->dbt1.flags = DB_DBT_MALLOC; |
|
|
1971 | |
|
|
1972 | req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); |
|
|
1973 | } |
|
|
1974 | |
|
|
1975 | req->dbt2.flags = DB_DBT_MALLOC; |
|
|
1976 | req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey); |
|
|
1977 | |
|
|
1978 | if (flags & DB_OPFLAGS_MASK == DB_GET_BOTH |
|
|
1979 | || flags & DB_OPFLAGS_MASK == DB_GET_BOTH_RANGE) |
|
|
1980 | sv_to_dbt (&req->dbt3, data); |
|
|
1981 | else |
|
|
1982 | req->dbt3.flags = DB_DBT_MALLOC; |
|
|
1983 | |
|
|
1984 | req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); |
|
|
1985 | REQ_SEND; |
|
|
1986 | } |
|
|
1987 | } |
|
|
1988 | |
|
|
1989 | void |
|
|
1990 | db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0) |
|
|
1991 | PREINIT: |
|
|
1992 | CALLBACK |
|
|
1993 | CODE: |
|
|
1994 | { |
|
|
1995 | dREQ (REQ_C_DEL, 1); |
|
|
1996 | req->dbc = dbc; |
|
|
1997 | req->uint1 = flags; |
|
|
1998 | REQ_SEND; |
|
|
1999 | } |
|
|
2000 | |
|
|
2001 | |
|
|
2002 | #if DB_VERSION_MINOR >= 3 |
|
|
2003 | |
|
|
2004 | void |
|
|
2005 | db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0) |
|
|
2006 | PREINIT: |
|
|
2007 | CALLBACK |
|
|
2008 | CODE: |
|
|
2009 | { |
|
|
2010 | dREQ (REQ_SEQ_OPEN, 2); |
|
|
2011 | req->seq = seq; |
|
|
2012 | req->txn = txnid; |
|
|
2013 | req->uint1 = flags | DB_THREAD; |
|
|
2014 | sv_to_dbt (&req->dbt1, key); |
|
|
2015 | REQ_SEND; |
|
|
2016 | } |
|
|
2017 | |
|
|
2018 | void |
|
|
2019 | db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0) |
|
|
2020 | PREINIT: |
|
|
2021 | CALLBACK |
|
|
2022 | CODE: |
|
|
2023 | { |
|
|
2024 | dREQ (REQ_SEQ_CLOSE, 0); |
|
|
2025 | ptr_nuke (ST (0)); |
|
|
2026 | req->seq = seq; |
|
|
2027 | req->uint1 = flags; |
|
|
2028 | REQ_SEND; |
|
|
2029 | } |
|
|
2030 | |
|
|
2031 | void |
|
|
2032 | db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0) |
|
|
2033 | PREINIT: |
|
|
2034 | CALLBACK |
|
|
2035 | CODE: |
|
|
2036 | { |
|
|
2037 | dREQ (REQ_SEQ_GET, 2); |
|
|
2038 | req->seq = seq; |
|
|
2039 | req->txn = txnid; |
|
|
2040 | req->int1 = delta; |
|
|
2041 | req->uint1 = flags; |
|
|
2042 | req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value); |
|
|
2043 | REQ_SEND; |
|
|
2044 | } |
|
|
2045 | |
|
|
2046 | void |
|
|
2047 | db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0) |
|
|
2048 | PREINIT: |
|
|
2049 | CALLBACK |
|
|
2050 | CODE: |
|
|
2051 | { |
|
|
2052 | dREQ (REQ_SEQ_REMOVE, 2); |
|
|
2053 | req->seq = seq; |
|
|
2054 | req->txn = txnid; |
|
|
2055 | req->uint1 = flags; |
|
|
2056 | REQ_SEND; |
|
|
2057 | } |
|
|
2058 | |
|
|
2059 | #endif |
|
|
2060 | |
|
|
2061 | |
|
|
2062 | MODULE = BDB PACKAGE = BDB::Env |
|
|
2063 | |
|
|
2064 | void |
|
|
2065 | DESTROY (DB_ENV_ornuked *env) |
|
|
2066 | CODE: |
|
|
2067 | if (env) |
|
|
2068 | env->close (env, 0); |
|
|
2069 | |
|
|
2070 | int set_data_dir (DB_ENV *env, const char *dir) |
|
|
2071 | CODE: |
|
|
2072 | RETVAL = env->set_data_dir (env, dir); |
|
|
2073 | OUTPUT: |
|
|
2074 | RETVAL |
|
|
2075 | |
|
|
2076 | int set_tmp_dir (DB_ENV *env, const char *dir) |
|
|
2077 | CODE: |
|
|
2078 | RETVAL = env->set_tmp_dir (env, dir); |
|
|
2079 | OUTPUT: |
|
|
2080 | RETVAL |
|
|
2081 | |
|
|
2082 | int set_lg_dir (DB_ENV *env, const char *dir) |
|
|
2083 | CODE: |
|
|
2084 | RETVAL = env->set_lg_dir (env, dir); |
|
|
2085 | OUTPUT: |
|
|
2086 | RETVAL |
|
|
2087 | |
|
|
2088 | int set_shm_key (DB_ENV *env, long shm_key) |
|
|
2089 | CODE: |
|
|
2090 | RETVAL = env->set_shm_key (env, shm_key); |
|
|
2091 | OUTPUT: |
|
|
2092 | RETVAL |
|
|
2093 | |
|
|
2094 | int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0) |
|
|
2095 | CODE: |
|
|
2096 | RETVAL = env->set_cachesize (env, gbytes, bytes, ncache); |
|
|
2097 | OUTPUT: |
|
|
2098 | RETVAL |
|
|
2099 | |
|
|
2100 | int set_flags (DB_ENV *env, U32 flags, int onoff = 1) |
|
|
2101 | CODE: |
|
|
2102 | RETVAL = env->set_flags (env, flags, onoff); |
|
|
2103 | OUTPUT: |
|
|
2104 | RETVAL |
|
|
2105 | |
|
|
2106 | #if DB_VERSION_MINOR >= 7 |
|
|
2107 | |
|
|
2108 | int set_intermediate_dir_mode (DB_ENV *env, const char *mode) |
|
|
2109 | CODE: |
|
|
2110 | RETVAL = env->set_intermediate_dir_mode (env, mode); |
|
|
2111 | OUTPUT: |
|
|
2112 | RETVAL |
|
|
2113 | |
|
|
2114 | int log_set_config (DB_ENV *env, U32 flags, int onoff = 1) |
|
|
2115 | CODE: |
|
|
2116 | RETVAL = env->log_set_config (env, flags, onoff); |
|
|
2117 | OUTPUT: |
|
|
2118 | RETVAL |
|
|
2119 | |
|
|
2120 | #endif |
|
|
2121 | |
|
|
2122 | |
|
|
2123 | void set_errfile (DB_ENV *env, FILE *errfile = 0) |
|
|
2124 | CODE: |
|
|
2125 | env->set_errfile (env, errfile); |
|
|
2126 | |
|
|
2127 | void set_msgfile (DB_ENV *env, FILE *msgfile = 0) |
|
|
2128 | CODE: |
|
|
2129 | env->set_msgfile (env, msgfile); |
|
|
2130 | |
|
|
2131 | int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1) |
|
|
2132 | CODE: |
|
|
2133 | RETVAL = env->set_verbose (env, which, onoff); |
|
|
2134 | OUTPUT: |
|
|
2135 | RETVAL |
|
|
2136 | |
|
|
2137 | int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) |
|
|
2138 | CODE: |
|
|
2139 | RETVAL = env->set_encrypt (env, password, flags); |
|
|
2140 | OUTPUT: |
|
|
2141 | RETVAL |
|
|
2142 | |
|
|
2143 | int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) |
|
|
2144 | CODE: |
|
|
2145 | RETVAL = env->set_timeout (env, timeout * 1000000, flags); |
|
|
2146 | OUTPUT: |
|
|
2147 | RETVAL |
|
|
2148 | |
|
|
2149 | int set_mp_max_openfd (DB_ENV *env, int maxopenfd); |
|
|
2150 | CODE: |
|
|
2151 | RETVAL = env->set_mp_max_openfd (env, maxopenfd); |
|
|
2152 | OUTPUT: |
|
|
2153 | RETVAL |
|
|
2154 | |
|
|
2155 | int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep); |
|
|
2156 | CODE: |
|
|
2157 | RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep); |
|
|
2158 | OUTPUT: |
|
|
2159 | RETVAL |
|
|
2160 | |
|
|
2161 | int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb) |
|
|
2162 | CODE: |
|
|
2163 | RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20); |
|
|
2164 | OUTPUT: |
|
|
2165 | RETVAL |
|
|
2166 | |
|
|
2167 | int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT) |
|
|
2168 | CODE: |
|
|
2169 | RETVAL = env->set_lk_detect (env, detect); |
|
|
2170 | OUTPUT: |
|
|
2171 | RETVAL |
|
|
2172 | |
|
|
2173 | int set_lk_max_lockers (DB_ENV *env, U32 max) |
|
|
2174 | CODE: |
|
|
2175 | RETVAL = env->set_lk_max_lockers (env, max); |
|
|
2176 | OUTPUT: |
|
|
2177 | RETVAL |
|
|
2178 | |
|
|
2179 | int set_lk_max_locks (DB_ENV *env, U32 max) |
|
|
2180 | CODE: |
|
|
2181 | RETVAL = env->set_lk_max_locks (env, max); |
|
|
2182 | OUTPUT: |
|
|
2183 | RETVAL |
|
|
2184 | |
|
|
2185 | int set_lk_max_objects (DB_ENV *env, U32 max) |
|
|
2186 | CODE: |
|
|
2187 | RETVAL = env->set_lk_max_objects (env, max); |
|
|
2188 | OUTPUT: |
|
|
2189 | RETVAL |
|
|
2190 | |
|
|
2191 | int set_lg_bsize (DB_ENV *env, U32 max) |
|
|
2192 | CODE: |
|
|
2193 | RETVAL = env->set_lg_bsize (env, max); |
|
|
2194 | OUTPUT: |
|
|
2195 | RETVAL |
|
|
2196 | |
|
|
2197 | int set_lg_max (DB_ENV *env, U32 max) |
|
|
2198 | CODE: |
|
|
2199 | RETVAL = env->set_lg_max (env, max); |
|
|
2200 | OUTPUT: |
|
|
2201 | RETVAL |
|
|
2202 | |
|
|
2203 | #if DB_VERSION_MINOR >= 4 |
|
|
2204 | |
|
|
2205 | int mutex_set_max (DB_ENV *env, U32 max) |
|
|
2206 | CODE: |
|
|
2207 | RETVAL = env->mutex_set_max (env, max); |
|
|
2208 | OUTPUT: |
|
|
2209 | RETVAL |
|
|
2210 | |
|
|
2211 | int mutex_set_increment (DB_ENV *env, U32 increment) |
|
|
2212 | CODE: |
|
|
2213 | RETVAL = env->mutex_set_increment (env, increment); |
|
|
2214 | OUTPUT: |
|
|
2215 | RETVAL |
|
|
2216 | |
|
|
2217 | int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins) |
|
|
2218 | CODE: |
|
|
2219 | RETVAL = env->mutex_set_tas_spins (env, tas_spins); |
|
|
2220 | OUTPUT: |
|
|
2221 | RETVAL |
|
|
2222 | |
|
|
2223 | int mutex_set_align (DB_ENV *env, U32 align) |
|
|
2224 | CODE: |
|
|
2225 | RETVAL = env->mutex_set_align (env, align); |
|
|
2226 | OUTPUT: |
|
|
2227 | RETVAL |
|
|
2228 | |
|
|
2229 | #endif |
|
|
2230 | |
|
|
2231 | DB_TXN * |
|
|
2232 | txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) |
|
|
2233 | CODE: |
|
|
2234 | errno = env->txn_begin (env, parent, &RETVAL, flags); |
|
|
2235 | if (errno) |
|
|
2236 | croak ("DB_ENV->txn_begin: %s", db_strerror (errno)); |
|
|
2237 | OUTPUT: |
|
|
2238 | RETVAL |
|
|
2239 | |
|
|
2240 | #if DB_VERSION_MINOR >= 5 |
|
|
2241 | |
|
|
2242 | DB_TXN * |
|
|
2243 | cdsgroup_begin (DB_ENV *env) |
|
|
2244 | CODE: |
|
|
2245 | errno = env->cdsgroup_begin (env, &RETVAL); |
|
|
2246 | if (errno) |
|
|
2247 | croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno)); |
|
|
2248 | OUTPUT: |
|
|
2249 | RETVAL |
|
|
2250 | |
|
|
2251 | #endif |
|
|
2252 | |
|
|
2253 | MODULE = BDB PACKAGE = BDB::Db |
|
|
2254 | |
|
|
2255 | void |
|
|
2256 | DESTROY (DB_ornuked *db) |
|
|
2257 | CODE: |
|
|
2258 | if (db) |
|
|
2259 | { |
|
|
2260 | SV *env = (SV *)db->app_private; |
|
|
2261 | db->close (db, 0); |
|
|
2262 | SvREFCNT_dec (env); |
|
|
2263 | } |
|
|
2264 | |
|
|
2265 | int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0) |
|
|
2266 | CODE: |
|
|
2267 | RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); |
|
|
2268 | OUTPUT: |
|
|
2269 | RETVAL |
|
|
2270 | |
|
|
2271 | int set_pagesize (DB *db, U32 pagesize) |
|
|
2272 | CODE: |
|
|
2273 | RETVAL = db->set_pagesize (db, pagesize); |
|
|
2274 | OUTPUT: |
|
|
2275 | RETVAL |
|
|
2276 | |
|
|
2277 | int set_flags (DB *db, U32 flags) |
|
|
2278 | CODE: |
|
|
2279 | RETVAL = db->set_flags (db, flags); |
|
|
2280 | OUTPUT: |
|
|
2281 | RETVAL |
|
|
2282 | |
|
|
2283 | int set_encrypt (DB *db, const char *password, U32 flags) |
|
|
2284 | CODE: |
|
|
2285 | RETVAL = db->set_encrypt (db, password, flags); |
|
|
2286 | OUTPUT: |
|
|
2287 | RETVAL |
|
|
2288 | |
|
|
2289 | int set_lorder (DB *db, int lorder) |
|
|
2290 | CODE: |
|
|
2291 | RETVAL = db->set_lorder (db, lorder); |
|
|
2292 | OUTPUT: |
|
|
2293 | RETVAL |
|
|
2294 | |
|
|
2295 | int set_bt_minkey (DB *db, U32 minkey) |
|
|
2296 | CODE: |
|
|
2297 | RETVAL = db->set_bt_minkey (db, minkey); |
|
|
2298 | OUTPUT: |
|
|
2299 | RETVAL |
|
|
2300 | |
|
|
2301 | int set_re_delim (DB *db, int delim) |
|
|
2302 | CODE: |
|
|
2303 | RETVAL = db->set_re_delim (db, delim); |
|
|
2304 | OUTPUT: |
|
|
2305 | RETVAL |
|
|
2306 | |
|
|
2307 | int set_re_pad (DB *db, int re_pad) |
|
|
2308 | CODE: |
|
|
2309 | RETVAL = db->set_re_pad (db, re_pad); |
|
|
2310 | OUTPUT: |
|
|
2311 | RETVAL |
|
|
2312 | |
|
|
2313 | int set_re_source (DB *db, char *source) |
|
|
2314 | CODE: |
|
|
2315 | RETVAL = db->set_re_source (db, source); |
|
|
2316 | OUTPUT: |
|
|
2317 | RETVAL |
|
|
2318 | |
|
|
2319 | int set_re_len (DB *db, U32 re_len) |
|
|
2320 | CODE: |
|
|
2321 | RETVAL = db->set_re_len (db, re_len); |
|
|
2322 | OUTPUT: |
|
|
2323 | RETVAL |
|
|
2324 | |
|
|
2325 | int set_h_ffactor (DB *db, U32 h_ffactor) |
|
|
2326 | CODE: |
|
|
2327 | RETVAL = db->set_h_ffactor (db, h_ffactor); |
|
|
2328 | OUTPUT: |
|
|
2329 | RETVAL |
|
|
2330 | |
|
|
2331 | int set_h_nelem (DB *db, U32 h_nelem) |
|
|
2332 | CODE: |
|
|
2333 | RETVAL = db->set_h_nelem (db, h_nelem); |
|
|
2334 | OUTPUT: |
|
|
2335 | RETVAL |
|
|
2336 | |
|
|
2337 | int set_q_extentsize (DB *db, U32 extentsize) |
|
|
2338 | CODE: |
|
|
2339 | RETVAL = db->set_q_extentsize (db, extentsize); |
|
|
2340 | OUTPUT: |
|
|
2341 | RETVAL |
|
|
2342 | |
|
|
2343 | DBC * |
|
|
2344 | cursor (DB *db, DB_TXN_ornull *txn = 0, U32 flags = 0) |
|
|
2345 | CODE: |
|
|
2346 | errno = db->cursor (db, txn, &RETVAL, flags); |
|
|
2347 | if (errno) |
|
|
2348 | croak ("DB->cursor: %s", db_strerror (errno)); |
|
|
2349 | OUTPUT: |
|
|
2350 | RETVAL |
|
|
2351 | |
|
|
2352 | #if DB_VERSION_MINOR >= 3 |
|
|
2353 | |
|
|
2354 | DB_SEQUENCE * |
|
|
2355 | sequence (DB *db, U32 flags = 0) |
|
|
2356 | CODE: |
|
|
2357 | { |
|
|
2358 | errno = db_sequence_create (&RETVAL, db, flags); |
|
|
2359 | if (errno) |
|
|
2360 | croak ("db_sequence_create: %s", db_strerror (errno)); |
|
|
2361 | } |
|
|
2362 | OUTPUT: |
|
|
2363 | RETVAL |
|
|
2364 | |
|
|
2365 | #endif |
|
|
2366 | |
|
|
2367 | |
|
|
2368 | MODULE = BDB PACKAGE = BDB::Txn |
|
|
2369 | |
|
|
2370 | void |
|
|
2371 | DESTROY (DB_TXN_ornuked *txn) |
|
|
2372 | CODE: |
|
|
2373 | if (txn) |
|
|
2374 | txn->abort (txn); |
|
|
2375 | |
|
|
2376 | int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) |
|
|
2377 | CODE: |
|
|
2378 | RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); |
|
|
2379 | OUTPUT: |
|
|
2380 | RETVAL |
|
|
2381 | |
|
|
2382 | int failed (DB_TXN *txn) |
|
|
2383 | CODE: |
|
|
2384 | RETVAL = !!(txn->flags & TXN_DEADLOCK); |
|
|
2385 | OUTPUT: |
|
|
2386 | RETVAL |
|
|
2387 | |
|
|
2388 | |
|
|
2389 | MODULE = BDB PACKAGE = BDB::Cursor |
|
|
2390 | |
|
|
2391 | void |
|
|
2392 | DESTROY (DBC_ornuked *dbc) |
|
|
2393 | CODE: |
|
|
2394 | if (dbc) |
|
|
2395 | dbc->c_close (dbc); |
|
|
2396 | |
|
|
2397 | #if DB_VERSION_MINOR >= 6 |
|
|
2398 | |
|
|
2399 | int set_priority (DBC *dbc, int priority) |
|
|
2400 | CODE: |
|
|
2401 | dbc->set_priority (dbc, priority); |
|
|
2402 | |
|
|
2403 | #endif |
|
|
2404 | |
|
|
2405 | #if DB_VERSION_MINOR >= 3 |
|
|
2406 | |
|
|
2407 | MODULE = BDB PACKAGE = BDB::Sequence |
|
|
2408 | |
|
|
2409 | void |
|
|
2410 | DESTROY (DB_SEQUENCE_ornuked *seq) |
|
|
2411 | CODE: |
|
|
2412 | if (seq) |
|
|
2413 | seq->close (seq, 0); |
|
|
2414 | |
|
|
2415 | int initial_value (DB_SEQUENCE *seq, db_seq_t value) |
|
|
2416 | CODE: |
|
|
2417 | RETVAL = seq->initial_value (seq, value); |
|
|
2418 | OUTPUT: |
|
|
2419 | RETVAL |
|
|
2420 | |
|
|
2421 | int set_cachesize (DB_SEQUENCE *seq, U32 size) |
|
|
2422 | CODE: |
|
|
2423 | RETVAL = seq->set_cachesize (seq, size); |
|
|
2424 | OUTPUT: |
|
|
2425 | RETVAL |
|
|
2426 | |
|
|
2427 | int set_flags (DB_SEQUENCE *seq, U32 flags) |
|
|
2428 | CODE: |
|
|
2429 | RETVAL = seq->set_flags (seq, flags); |
|
|
2430 | OUTPUT: |
|
|
2431 | RETVAL |
|
|
2432 | |
|
|
2433 | int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max) |
|
|
2434 | CODE: |
|
|
2435 | RETVAL = seq->set_range (seq, min, max); |
|
|
2436 | OUTPUT: |
|
|
2437 | RETVAL |
|
|
2438 | |
|
|
2439 | #endif |
|
|
2440 | |
|
|
2441 | |