From a7c92fad28bb88bec2bf5b9f093971ca3b574545 Mon Sep 17 00:00:00 2001 From: Tilghman Lesher <tilghman@meg.abyt.es> Date: Sat, 17 Jul 2010 17:39:28 +0000 Subject: [PATCH] Merged revisions 277568 via svnmerge from https://origsvn.digium.com/svn/asterisk/branches/1.4 ........ r277568 | tilghman | 2010-07-16 16:54:29 -0500 (Fri, 16 Jul 2010) | 8 lines Since we split values at the semicolon, we should store values with a semicolon as an encoded value. (closes issue #17369) Reported by: gkservice Patches: 20100625__issue17369.diff.txt uploaded by tilghman (license 14) Tested by: tilghman ........ git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@277773 65c4cc65-6c06-0410-ace0-fbb531ad65f3 --- addons/res_config_mysql.c | 60 +++++++++++++-------- include/asterisk/config.h | 21 ++++++++ main/config.c | 31 ++++++++++- res/res_config_odbc.c | 110 +++++++++++++++++++++++++++++++------- res/res_config_pgsql.c | 29 ++++++---- 5 files changed, 202 insertions(+), 49 deletions(-) diff --git a/addons/res_config_mysql.c b/addons/res_config_mysql.c index fc0d94e375..fc449d26be 100644 --- a/addons/res_config_mysql.c +++ b/addons/res_config_mysql.c @@ -46,6 +46,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$") #include "asterisk/cli.h" #include "asterisk/utils.h" #include "asterisk/threadstorage.h" +#include "asterisk/strings.h" #define RES_CONFIG_MYSQL_CONF "res_config_mysql.conf" #define RES_CONFIG_MYSQL_CONF_OLD "res_mysql.conf" @@ -54,16 +55,27 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$") #define ESCAPE_STRING(buf, var) \ do { \ - if ((valsz = strlen(var)) * 2 + 1 > ast_str_size(buf)) { \ - ast_str_make_space(&(buf), valsz * 2 + 1); \ + struct ast_str *semi = ast_str_thread_get(&scratch2_buf, strlen(var) * 3 + 1); \ + const char *chunk = var; \ + ast_str_reset(semi); \ + for (; *chunk; chunk++) { \ + if (strchr(";^", *chunk)) { \ + ast_str_append(&semi, 0, "^%02hhX", *chunk); \ + } else { \ + ast_str_append(&semi, 0, "%c", *chunk); \ + } \ } \ - mysql_real_escape_string(&dbh->handle, ast_str_buffer(buf), var, valsz); \ + if (ast_str_strlen(semi) * 2 + 1 > ast_str_size(buf)) { \ + ast_str_make_space(&(buf), ast_str_strlen(semi) * 2 + 1); \ + } \ + mysql_real_escape_string(&dbh->handle, ast_str_buffer(buf), ast_str_buffer(semi), ast_str_strlen(semi)); \ } while (0) AST_THREADSTORAGE(sql_buf); AST_THREADSTORAGE(sql2_buf); AST_THREADSTORAGE(find_buf); AST_THREADSTORAGE(scratch_buf); +AST_THREADSTORAGE(scratch2_buf); AST_THREADSTORAGE(modify_buf); AST_THREADSTORAGE(modify2_buf); AST_THREADSTORAGE(modify3_buf); @@ -290,13 +302,25 @@ static struct columns *find_column(struct tables *table, const char *colname) return column; } +static char *decode_chunk(char *chunk) +{ + char *orig = chunk; + for (; *chunk; chunk++) { + if (*chunk == '^' && strchr("0123456789ABCDEFabcdef", chunk[1]) && strchr("0123456789ABCDEFabcdef", chunk[2])) { + sscanf(chunk + 1, "%02hhd", chunk); + memmove(chunk + 1, chunk + 3, strlen(chunk + 3) + 1); + } + } + return orig; +} + static struct ast_variable *realtime_mysql(const char *database, const char *table, va_list ap) { struct mysql_conn *dbh; MYSQL_RES *result; MYSQL_ROW row; MYSQL_FIELD *fields; - int numFields, i, valsz; + int numFields, i; struct ast_str *sql = ast_str_thread_get(&sql_buf, 16); struct ast_str *buf = ast_str_thread_get(&scratch_buf, 16); char *stringp; @@ -375,11 +399,11 @@ static struct ast_variable *realtime_mysql(const char *database, const char *tab } for (stringp = ast_strdupa(row[i]), chunk = strsep(&stringp, ";"); chunk; chunk = strsep(&stringp, ";")) { if (prev) { - if ((prev->next = ast_variable_new(fields[i].name, chunk, ""))) { + if ((prev->next = ast_variable_new(fields[i].name, decode_chunk(chunk), ""))) { prev = prev->next; } } else { - prev = var = ast_variable_new(fields[i].name, chunk, ""); + prev = var = ast_variable_new(fields[i].name, decode_chunk(chunk), ""); } } } @@ -400,7 +424,7 @@ static struct ast_config *realtime_multi_mysql(const char *database, const char MYSQL_RES *result; MYSQL_ROW row; MYSQL_FIELD *fields; - int numFields, i, valsz; + int numFields, i; struct ast_str *sql = ast_str_thread_get(&sql_buf, 16); struct ast_str *buf = ast_str_thread_get(&scratch_buf, 16); const char *initfield = NULL; @@ -500,7 +524,7 @@ static struct ast_config *realtime_multi_mysql(const char *database, const char if (ast_strlen_zero(row[i])) continue; for (stringp = ast_strdupa(row[i]), chunk = strsep(&stringp, ";"); chunk; chunk = strsep(&stringp, ";")) { - if (chunk && !ast_strlen_zero(ast_strip(chunk))) { + if (chunk && !ast_strlen_zero(decode_chunk(ast_strip(chunk)))) { if (initfield && !strcmp(initfield, fields[i].name)) { ast_category_rename(cat, chunk); } @@ -525,7 +549,6 @@ static int update_mysql(const char *database, const char *tablename, const char { struct mysql_conn *dbh; my_ulonglong numrows; - int valsz; const char *newparam, *newval; struct ast_str *sql = ast_str_thread_get(&sql_buf, 100), *buf = ast_str_thread_get(&scratch_buf, 100); struct tables *table; @@ -535,7 +558,7 @@ static int update_mysql(const char *database, const char *tablename, const char ast_log(LOG_WARNING, "MySQL RealTime: Invalid database specified: '%s' (check res_mysql.conf)\n", database); return -1; } - + if (!tablename) { ast_log(LOG_WARNING, "MySQL RealTime: No table specified.\n"); release_database(dbh); @@ -588,7 +611,7 @@ static int update_mysql(const char *database, const char *tablename, const char /* If the column length isn't long enough, give a chance to lengthen it. */ if (strncmp(column->type, "char", 4) == 0 || strncmp(column->type, "varchar", 7) == 0) { - internal_require(database, tablename, newparam, RQ_CHAR, valsz, SENTINEL); + internal_require(database, tablename, newparam, RQ_CHAR, ast_str_strlen(buf), SENTINEL); } while ((newparam = va_arg(ap, const char *))) { @@ -605,7 +628,7 @@ static int update_mysql(const char *database, const char *tablename, const char /* If the column length isn't long enough, give a chance to lengthen it. */ if (strncmp(column->type, "char", 4) == 0 || strncmp(column->type, "varchar", 7) == 0) { - internal_require(database, tablename, newparam, RQ_CHAR, valsz, SENTINEL); + internal_require(database, tablename, newparam, RQ_CHAR, ast_str_strlen(buf), SENTINEL); } } va_end(ap); @@ -644,7 +667,6 @@ static int update2_mysql(const char *database, const char *tablename, va_list ap my_ulonglong numrows; int first = 1; const char *newparam, *newval; - size_t valsz; struct ast_str *sql = ast_str_thread_get(&sql_buf, 100), *buf = ast_str_thread_get(&scratch_buf, 100); struct ast_str *where = ast_str_thread_get(&sql2_buf, 100); struct tables *table; @@ -701,7 +723,7 @@ static int update2_mysql(const char *database, const char *tablename, va_list ap /* If the column length isn't long enough, give a chance to lengthen it. */ if (strncmp(column->type, "char", 4) == 0 || strncmp(column->type, "varchar", 7) == 0) { - internal_require(database, tablename, newparam, RQ_CHAR, valsz, SENTINEL); + internal_require(database, tablename, newparam, RQ_CHAR, ast_str_strlen(buf), SENTINEL); } } @@ -725,7 +747,7 @@ static int update2_mysql(const char *database, const char *tablename, va_list ap /* If the column length isn't long enough, give a chance to lengthen it. */ if (strncmp(column->type, "char", 4) == 0 || strncmp(column->type, "varchar", 7) == 0) { - internal_require(database, tablename, newparam, RQ_CHAR, valsz, SENTINEL); + internal_require(database, tablename, newparam, RQ_CHAR, ast_str_strlen(buf), SENTINEL); } } va_end(ap); @@ -764,7 +786,6 @@ static int store_mysql(const char *database, const char *table, va_list ap) struct ast_str *sql = ast_str_thread_get(&sql_buf, 16); struct ast_str *sql2 = ast_str_thread_get(&sql2_buf, 16); struct ast_str *buf = ast_str_thread_get(&scratch_buf, 16); - int valsz; const char *newparam, *newval; if (!(dbh = find_database(database, 1))) { @@ -796,16 +817,15 @@ static int store_mysql(const char *database, const char *table, va_list ap) ast_str_set(&sql, 0, "INSERT INTO %s (%s", table, newparam); ast_str_set(&sql2, 0, ") VALUES ('%s'", ast_str_buffer(buf)); - internal_require(database, table, newparam, RQ_CHAR, valsz, SENTINEL); + internal_require(database, table, newparam, RQ_CHAR, ast_str_strlen(buf), SENTINEL); while ((newparam = va_arg(ap, const char *))) { if ((newval = va_arg(ap, const char *))) { ESCAPE_STRING(buf, newval); } else { - valsz = 0; ast_str_reset(buf); } - if (internal_require(database, table, newparam, RQ_CHAR, valsz, SENTINEL) == 0) { + if (internal_require(database, table, newparam, RQ_CHAR, ast_str_strlen(buf), SENTINEL) == 0) { ast_str_append(&sql, 0, ", %s", newparam); ast_str_append(&sql2, 0, ", '%s'", ast_str_buffer(buf)); } @@ -841,7 +861,6 @@ static int destroy_mysql(const char *database, const char *table, const char *ke my_ulonglong numrows; struct ast_str *sql = ast_str_thread_get(&sql_buf, 16); struct ast_str *buf = ast_str_thread_get(&scratch_buf, 16); - int valsz; const char *newparam, *newval; if (!(dbh = find_database(database, 1))) { @@ -1059,7 +1078,6 @@ static int modify_mysql(const char *database, const char *tablename, struct colu ast_str_append(&sql, 0, " NOT NULL"); } if (!ast_strlen_zero(column->dflt)) { - size_t valsz; ESCAPE_STRING(escbuf, column->dflt); ast_str_append(&sql, 0, " DEFAULT '%s'", ast_str_buffer(escbuf)); } diff --git a/include/asterisk/config.h b/include/asterisk/config.h index fdaeb0e3e7..c5f79730d3 100644 --- a/include/asterisk/config.h +++ b/include/asterisk/config.h @@ -729,6 +729,27 @@ int ast_rq_is_int(require_type type), } ) +/*! + * \brief Remove standard encoding from realtime values, which ensures + * that a semicolon embedded within a single value is not treated upon + * retrieval as multiple values. + * \param chunk Data to be decoded + * \return The decoded data, in the original buffer + * \since 1.8 + * \warn This function modifies the original buffer + */ +char *ast_realtime_decode_chunk(char *chunk); + +/*! + * \brief Encodes a chunk of data for realtime + * \param dest Destination buffer + * \param maxlen Length passed through to ast_str_* functions + * \param chunk Source data to be encoded + * \return Buffer within dest + * \since 1.8 + */ +char *ast_realtime_encode_chunk(struct ast_str **dest, ssize_t maxlen, const char *chunk); + #if defined(__cplusplus) || defined(c_plusplus) } #endif diff --git a/main/config.c b/main/config.c index e1c51dcd64..f65c69e537 100644 --- a/main/config.c +++ b/main/config.c @@ -1,7 +1,7 @@ /* * Asterisk -- An open source telephony toolkit. * - * Copyright (C) 1999 - 2005, Digium, Inc. + * Copyright (C) 1999 - 2010, Digium, Inc. * * Mark Spencer <markster@digium.com> * @@ -2297,6 +2297,35 @@ int ast_destroy_realtime(const char *family, const char *keyfield, const char *l return res; } +char *ast_realtime_decode_chunk(char *chunk) +{ + char *orig = chunk; + for (; *chunk; chunk++) { + if (*chunk == '^' && strchr("0123456789ABCDEFabcdef", chunk[1]) && strchr("0123456789ABCDEFabcdef", chunk[2])) { + sscanf(chunk + 1, "%02hhd", chunk); + memmove(chunk + 1, chunk + 3, strlen(chunk + 3) + 1); + } + } + return orig; +} + +char *ast_realtime_encode_chunk(struct ast_str **dest, ssize_t maxlen, const char *chunk) +{ + if (!strchr(chunk, ';') && !strchr(chunk, '^')) { + ast_str_set(dest, maxlen, "%s", chunk); + } else { + ast_str_reset(*dest); + for (; *chunk; chunk++) { + if (strchr(";^", *chunk)) { + ast_str_append(dest, maxlen, "^%02hhX", *chunk); + } else { + ast_str_append(dest, maxlen, "%c", *chunk); + } + } + } + return ast_str_buffer(*dest); +} + /*! \brief Helper function to parse arguments * See documentation in config.h */ diff --git a/res/res_config_odbc.c b/res/res_config_odbc.c index 0b1d5a14a6..f06ab25c2d 100644 --- a/res/res_config_odbc.c +++ b/res/res_config_odbc.c @@ -1,7 +1,7 @@ /* * Asterisk -- An open source telephony toolkit. * - * Copyright (C) 1999 - 2005, Digium, Inc. + * Copyright (C) 1999 - 2010, Digium, Inc. * * Mark Spencer <markster@digium.com> * @@ -44,21 +44,36 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$") #include "asterisk/lock.h" #include "asterisk/res_odbc.h" #include "asterisk/utils.h" +#include "asterisk/stringfields.h" AST_THREADSTORAGE(sql_buf); struct custom_prepare_struct { const char *sql; const char *extra; + AST_DECLARE_STRING_FIELDS( + AST_STRING_FIELD(encoding)[256]; + ); va_list ap; unsigned long long skip; }; +static void decode_chunk(char *chunk) +{ + for (; *chunk; chunk++) { + if (*chunk == '^' && strchr("0123456789ABCDEFabcdef", chunk[1]) && strchr("0123456789ABCDEFabcdef", chunk[2])) { + sscanf(chunk + 1, "%02hhd", chunk); + memmove(chunk + 1, chunk + 3, strlen(chunk + 3) + 1); + } + } +} + static SQLHSTMT custom_prepare(struct odbc_obj *obj, void *data) { int res, x = 1, count = 0; struct custom_prepare_struct *cps = data; const char *newparam, *newval; + char encodebuf[1024]; SQLHSTMT stmt; va_list ap; @@ -86,6 +101,27 @@ static SQLHSTMT custom_prepare(struct odbc_obj *obj, void *data) continue; } ast_debug(1, "Parameter %d ('%s') = '%s'\n", x, newparam, newval); + if (strchr(newval, ';') || strchr(newval, '^')) { + char *eptr = encodebuf; + const char *vptr = newval; + for (; *vptr && eptr < encodebuf + sizeof(encodebuf); vptr++) { + if (strchr("^;", *vptr)) { + /* We use ^XX, instead of %XX because '%' is a special character in SQL */ + snprintf(eptr, encodebuf + sizeof(encodebuf) - eptr, "^%02hhX", *vptr); + eptr += 3; + vptr++; + } else { + *eptr++ = *vptr++; + } + } + if (eptr < encodebuf + sizeof(encodebuf)) { + *eptr = '\0'; + } else { + encodebuf[sizeof(encodebuf) - 1] = '\0'; + } + ast_string_field_set(cps, encoding[x], encodebuf); + newval = cps->encoding[x]; + } SQLBindParameter(stmt, x++, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, strlen(newval), 0, (void *)newval, 0, NULL); } va_end(ap); @@ -132,22 +168,29 @@ static struct ast_variable *realtime_odbc(const char *database, const char *tabl va_list aq; struct custom_prepare_struct cps = { .sql = sql }; + if (ast_string_field_init(&cps, 256)) { + return NULL; + } va_copy(cps.ap, ap); va_copy(aq, ap); - if (!table) + if (!table) { + ast_string_field_free_memory(&cps); return NULL; + } obj = ast_odbc_request_obj(database, 0); if (!obj) { ast_log(LOG_ERROR, "No database handle available with the name of '%s' (check res_odbc.conf)\n", database); + ast_string_field_free_memory(&cps); return NULL; } newparam = va_arg(aq, const char *); if (!newparam) { ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return NULL; } newval = va_arg(aq, const char *); @@ -166,6 +209,7 @@ static struct ast_variable *realtime_odbc(const char *database, const char *tabl if (!stmt) { ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return NULL; } @@ -174,6 +218,7 @@ static struct ast_variable *realtime_odbc(const char *database, const char *tabl ast_log(LOG_WARNING, "SQL Column Count error!\n[%s]\n\n", sql); SQLFreeHandle (SQL_HANDLE_STMT, stmt); ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return NULL; } @@ -181,12 +226,14 @@ static struct ast_variable *realtime_odbc(const char *database, const char *tabl if (res == SQL_NO_DATA) { SQLFreeHandle (SQL_HANDLE_STMT, stmt); ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return NULL; } if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) { ast_log(LOG_WARNING, "SQL Fetch error!\n[%s]\n\n", sql); SQLFreeHandle (SQL_HANDLE_STMT, stmt); ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return NULL; } for (x = 0; x < colcount; x++) { @@ -199,6 +246,7 @@ static struct ast_variable *realtime_odbc(const char *database, const char *tabl if (var) ast_variables_destroy(var); ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return NULL; } @@ -220,15 +268,20 @@ static struct ast_variable *realtime_odbc(const char *database, const char *tabl return NULL; } stringp = rowdata; - while(stringp) { + while (stringp) { chunk = strsep(&stringp, ";"); if (!ast_strlen_zero(ast_strip(chunk))) { + if (strchr(chunk, '^')) { + decode_chunk(chunk); + } if (prev) { prev->next = ast_variable_new(coltitle, chunk, ""); - if (prev->next) + if (prev->next) { prev = prev->next; - } else + } + } else { prev = var = ast_variable_new(coltitle, chunk, ""); + } } } } @@ -236,6 +289,7 @@ static struct ast_variable *realtime_odbc(const char *database, const char *tabl SQLFreeHandle(SQL_HANDLE_STMT, stmt); ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return var; } @@ -280,19 +334,23 @@ static struct ast_config *realtime_multi_odbc(const char *database, const char * struct custom_prepare_struct cps = { .sql = sql }; va_list aq; + if (!table || ast_string_field_init(&cps, 256)) { + return NULL; + } va_copy(cps.ap, ap); va_copy(aq, ap); - if (!table) - return NULL; obj = ast_odbc_request_obj(database, 0); - if (!obj) + if (!obj) { + ast_string_field_free_memory(&cps); return NULL; + } newparam = va_arg(aq, const char *); if (!newparam) { ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return NULL; } initfield = ast_strdupa(newparam); @@ -316,6 +374,7 @@ static struct ast_config *realtime_multi_odbc(const char *database, const char * if (!stmt) { ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return NULL; } @@ -324,6 +383,7 @@ static struct ast_config *realtime_multi_odbc(const char *database, const char * ast_log(LOG_WARNING, "SQL Column Count error!\n[%s]\n\n", sql); SQLFreeHandle(SQL_HANDLE_STMT, stmt); ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return NULL; } @@ -332,6 +392,7 @@ static struct ast_config *realtime_multi_odbc(const char *database, const char * ast_log(LOG_WARNING, "Out of memory!\n"); SQLFreeHandle(SQL_HANDLE_STMT, stmt); ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return NULL; } @@ -368,11 +429,15 @@ static struct ast_config *realtime_multi_odbc(const char *database, const char * continue; } stringp = rowdata; - while(stringp) { + while (stringp) { chunk = strsep(&stringp, ";"); if (!ast_strlen_zero(ast_strip(chunk))) { - if (initfield && !strcmp(initfield, coltitle)) + if (strchr(chunk, '^')) { + decode_chunk(chunk); + } + if (initfield && !strcmp(initfield, coltitle)) { ast_category_rename(cat, chunk); + } var = ast_variable_new(coltitle, chunk, ""); ast_variable_append(cat, var); } @@ -383,6 +448,7 @@ static struct ast_config *realtime_multi_odbc(const char *database, const char * SQLFreeHandle(SQL_HANDLE_STMT, stmt); ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return cfg; } @@ -411,20 +477,24 @@ static int update_odbc(const char *database, const char *table, const char *keyf int res, count = 1; va_list aq; struct custom_prepare_struct cps = { .sql = sql, .extra = lookup }; - struct odbc_cache_tables *tableptr = ast_odbc_find_table(database, table); + struct odbc_cache_tables *tableptr; struct odbc_cache_columns *column; + if (!table) { + return -1; + } + va_copy(cps.ap, ap); va_copy(aq, ap); - - if (!table) { - ast_odbc_release_table(tableptr); + + if (ast_string_field_init(&cps, 256)) { return -1; } - obj = ast_odbc_request_obj(database, 0); - if (!obj) { + tableptr = ast_odbc_find_table(database, table); + if (!(obj = ast_odbc_request_obj(database, 0))) { ast_odbc_release_table(tableptr); + ast_string_field_free_memory(&cps); return -1; } @@ -432,6 +502,7 @@ static int update_odbc(const char *database, const char *table, const char *keyf if (!newparam) { ast_odbc_release_obj(obj); ast_odbc_release_table(tableptr); + ast_string_field_free_memory(&cps); return -1; } newval = va_arg(aq, const char *); @@ -458,20 +529,23 @@ static int update_odbc(const char *database, const char *table, const char *keyf if (!stmt) { ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); return -1; } res = SQLRowCount(stmt, &rowcount); SQLFreeHandle (SQL_HANDLE_STMT, stmt); ast_odbc_release_obj(obj); + ast_string_field_free_memory(&cps); if ((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) { ast_log(LOG_WARNING, "SQL Row Count error!\n[%s]\n\n", sql); return -1; } - if (rowcount >= 0) - return (int)rowcount; + if (rowcount >= 0) { + return (int) rowcount; + } return -1; } diff --git a/res/res_config_pgsql.c b/res/res_config_pgsql.c index b4ff74d546..3bed287e67 100644 --- a/res/res_config_pgsql.c +++ b/res/res_config_pgsql.c @@ -1,8 +1,8 @@ /* * Asterisk -- A telephony toolkit for Linux. * - * Copyright (C) 1999-2005, Digium, Inc. - * + * Copyright (C) 1999-2010, Digium, Inc. + * * Manuel Guesdon <mguesdon@oxymium.net> - PostgreSQL RealTime Driver Author/Adaptor * Mark Spencer <markster@digium.com> - Asterisk Author * Matthew Boehm <mboehm@cytelcom.com> - MySQL RealTime Driver Author @@ -46,6 +46,7 @@ AST_THREADSTORAGE(sql_buf); AST_THREADSTORAGE(findtable_buf); AST_THREADSTORAGE(where_buf); AST_THREADSTORAGE(escapebuf_buf); +AST_THREADSTORAGE(semibuf_buf); #define RES_CONFIG_PGSQL_CONF "res_pgsql.conf" @@ -95,11 +96,21 @@ static struct ast_cli_entry cli_realtime[] = { #define ESCAPE_STRING(buffer, stringname) \ do { \ - int len; \ - if ((len = strlen(stringname)) > (ast_str_size(buffer) - 1) / 2) { \ - ast_str_make_space(&buffer, len * 2 + 1); \ + int len = strlen(stringname); \ + struct ast_str *semi = ast_str_thread_get(&semibuf_buf, len * 3 + 1); \ + const char *chunk = stringname; \ + ast_str_reset(semi); \ + for (; *chunk; chunk++) { \ + if (strchr(";^", *chunk)) { \ + ast_str_append(&semi, 0, "^%02hhX", *chunk); \ + } else { \ + ast_str_append(&semi, 0, "%c", *chunk); \ + } \ + } \ + if (ast_str_strlen(semi) > (ast_str_size(buffer) - 1) / 2) { \ + ast_str_make_space(&buffer, ast_str_strlen(semi) * 2 + 1); \ } \ - PQescapeStringConn(pgsqlConn, ast_str_buffer(buffer), stringname, len, &pgresult); \ + PQescapeStringConn(pgsqlConn, ast_str_buffer(buffer), ast_str_buffer(semi), ast_str_size(buffer), &pgresult); \ } while (0) static void destroy_table(struct tables *table) @@ -391,7 +402,7 @@ static struct ast_variable *realtime_pgsql(const char *database, const char *tab stringp = PQgetvalue(result, rowIndex, i); while (stringp) { chunk = strsep(&stringp, ";"); - if (!ast_strlen_zero(ast_strip(chunk))) { + if (chunk && !ast_strlen_zero(ast_realtime_decode_chunk(ast_strip(chunk)))) { if (prev) { prev->next = ast_variable_new(fieldnames[i], chunk, ""); if (prev->next) { @@ -550,7 +561,7 @@ static struct ast_config *realtime_multi_pgsql(const char *database, const char stringp = PQgetvalue(result, rowIndex, i); while (stringp) { chunk = strsep(&stringp, ";"); - if (!ast_strlen_zero(ast_strip(chunk))) { + if (chunk && !ast_strlen_zero(ast_realtime_decode_chunk(ast_strip(chunk)))) { if (initfield && !strcmp(initfield, fieldnames[i])) { ast_category_rename(cat, chunk); } @@ -744,7 +755,7 @@ static int update2_pgsql(const char *database, const char *tablename, va_list ap release_table(table); return -1; } - + newval = va_arg(ap, const char *); ESCAPE_STRING(escapebuf, newval); if (pgresult) { -- GitLab