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(closes issue #13631)
 Reported by: seanbright
 Patches: 
       20081015__bug13631.diff.txt uploaded by Corydon76 (license 14)
 Tested by: blitzrage


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@149687 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Tilghman Lesher
2008-10-15 19:07:39 +00:00
parent 8460fd9bfd
commit 1f0433327f
1 changed files with 36 additions and 25 deletions
Download Patch File Download Diff File Expand all files Collapse all files

61
funcs/func_odbc.c
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@@ -87,6 +87,9 @@ AST_RWLIST_HEAD_STATIC(queries, acf_odbc_query);
static int resultcount = 0;
AST_THREADSTORAGE(coldata_buf);
AST_THREADSTORAGE(colnames_buf);
static void odbc_datastore_free(void *data)
{
struct odbc_datastore *result = data;
@@ -258,7 +261,8 @@ static int acf_odbc_read(struct ast_channel *chan, const char *cmd, char *s, cha
{
struct odbc_obj *obj = NULL;
struct acf_odbc_query *query;
char varname[15], colnames[2048] = "", rowcount[12] = "-1";
char varname[15], rowcount[12] = "-1";
struct ast_str *colnames = ast_str_thread_get(&colnames_buf, 16);
int res, x, y, buflen = 0, escapecommas, rowlimit = 1, dsn, bogus_chan = 0;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(field)[100];
@@ -387,42 +391,43 @@ static int acf_odbc_read(struct ast_channel *chan, const char *cmd, char *s, cha
}
for (y = 0; y < rowlimit; y++) {
*buf = '\0';
for (x = 0; x < colcount; x++) {
int i;
char coldata[256];
struct ast_str *coldata = ast_str_thread_get(&coldata_buf, 16);
if (y == 0) {
char colname[256];
int namelen;
SQLULEN maxcol;
res = SQLDescribeCol(stmt, x + 1, (unsigned char *)colname, sizeof(colname), &collength, NULL, NULL, NULL, NULL);
res = SQLDescribeCol(stmt, x + 1, (unsigned char *)colname, sizeof(colname), &collength, NULL, &maxcol, NULL, NULL);
ast_debug(3, "Got collength of %d and maxcol of %d for column '%s' (offset %d)\n", (int)collength, (int)maxcol, colname, x);
if (((res != SQL_SUCCESS) && (res != SQL_SUCCESS_WITH_INFO)) || collength == 0) {
snprintf(colname, sizeof(colname), "field%d", x);
}
if (!ast_strlen_zero(colnames))
strncat(colnames, ",", sizeof(colnames) - strlen(colnames) - 1);
namelen = strlen(colnames);
if (coldata->len < maxcol + 1) {
ast_str_make_space(&coldata, maxcol + 1);
}
if (colnames->used) {
ast_str_append(&colnames, 0, ",");
}
ast_str_make_space(&colnames, strlen(colname) * 2 + 1 + colnames->used);
/* Copy data, encoding '\' and ',' for the argument parser */
for (i = 0; i < sizeof(colname); i++) {
if (escapecommas && (colname[i] == '\\' || colname[i] == ',')) {
colnames[namelen++] = '\\';
colnames->str[colnames->used++] = '\\';
}
colnames[namelen++] = colname[i];
colnames->str[colnames->used++] = colname[i];
if (namelen >= sizeof(colnames) - 2) {
colnames[namelen >= sizeof(colnames) ? sizeof(colnames) - 1 : namelen] = '\0';
if (colname[i] == '\0') {
break;
}
if (colname[i] == '\0')
break;
}
if (resultset) {
void *tmp = ast_realloc(resultset, sizeof(*resultset) + strlen(colnames) + 1);
void *tmp = ast_realloc(resultset, sizeof(*resultset) + colnames->used + 1);
if (!tmp) {
ast_log(LOG_ERROR, "No space for a new resultset?\n");
ast_free(resultset);
@@ -438,14 +443,15 @@ static int acf_odbc_read(struct ast_channel *chan, const char *cmd, char *s, cha
return -1;
}
resultset = tmp;
strcpy((char *)resultset + sizeof(*resultset), colnames);
strcpy((char *)resultset + sizeof(*resultset), colnames->str);
}
}
buflen = strlen(buf);
res = SQLGetData(stmt, x + 1, SQL_CHAR, coldata, sizeof(coldata), &indicator);
res = SQLGetData(stmt, x + 1, SQL_CHAR, coldata->str, coldata->len, &indicator);
if (indicator == SQL_NULL_DATA) {
coldata[0] = '\0';
ast_debug(3, "Got NULL data\n");
ast_str_reset(coldata);
res = SQL_SUCCESS;
}
@@ -456,25 +462,30 @@ static int acf_odbc_read(struct ast_channel *chan, const char *cmd, char *s, cha
goto end_acf_read;
}
ast_debug(2, "Got coldata of '%s'\n", coldata->str);
coldata->used = strlen(coldata->str);
/* Copy data, encoding '\' and ',' for the argument parser */
for (i = 0; i < sizeof(coldata); i++) {
if (escapecommas && (coldata[i] == '\\' || coldata[i] == ',')) {
for (i = 0; i < coldata->used; i++) {
if (escapecommas && (coldata->str[i] == '\\' || coldata->str[i] == ',')) {
buf[buflen++] = '\\';
}
buf[buflen++] = coldata[i];
buf[buflen++] = coldata->str[i];
if (buflen >= len - 2)
break;
if (coldata[i] == '\0')
if (coldata->str[i] == '\0')
break;
}
buf[buflen - 1] = ',';
buf[buflen++] = ',';
buf[buflen] = '\0';
ast_debug(2, "buf is now set to '%s'\n", buf);
}
/* Trim trailing comma */
buf[buflen - 1] = '\0';
ast_debug(2, "buf is now set to '%s'\n", buf);
if (resultset) {
row = ast_calloc(1, sizeof(*row) + buflen);
@@ -499,7 +510,7 @@ static int acf_odbc_read(struct ast_channel *chan, const char *cmd, char *s, cha
end_acf_read:
snprintf(rowcount, sizeof(rowcount), "%d", y);
pbx_builtin_setvar_helper(chan, "ODBCROWS", rowcount);
pbx_builtin_setvar_helper(chan, "~ODBCFIELDS~", colnames);
pbx_builtin_setvar_helper(chan, "~ODBCFIELDS~", colnames->str);
if (resultset) {
int uid;
struct ast_datastore *odbc_store;