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Merged revisions 138024 via svnmerge from

Browse Source 
https://origsvn.digium.com/svn/asterisk/trunk

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r138024 | tilghman | 2008-08-15 10:03:32 -0500 (Fri, 15 Aug 2008) | 16 lines

Merged revisions 138023 via svnmerge from 
https://origsvn.digium.com/svn/asterisk/branches/1.4

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r138023 | tilghman | 2008-08-15 09:51:12 -0500 (Fri, 15 Aug 2008) | 8 lines

Additional check for more string specifiers than arguments.
(closes issue #13299)
 Reported by: adomjan
 Patches: 
       20080813__bug13299.diff.txt uploaded by Corydon76 (license 14)
       func_strings.c-sprintf.patch uploaded by adomjan (license 487)
 Tested by: adomjan

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git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.0@138025 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Tilghman Lesher
2008-08-15 15:04:14 +00:00
parent 74c4b84e73
commit 2a1ba6191e
1 changed files with 15 additions and 4 deletions
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19
funcs/func_strings.c
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@@ -496,8 +496,13 @@ static int acf_sprintf(struct ast_channel *chan, const char *cmd, char *data, ch
formatbuf[&arg.format[i] - formatstart + 1] = '\0';
/* Convert the argument into the required type */
if (sscanf(arg.var[argcount++], "%d", &tmpi) != 1) {
ast_log(LOG_ERROR, "Argument '%s' is not an integer number for format '%s'\n", arg.var[argcount - 1], formatbuf);
if (arg.var[argcount]) {
if (sscanf(arg.var[argcount++], "%d", &tmpi) != 1) {
ast_log(LOG_ERROR, "Argument '%s' is not an integer number for format '%s'\n", arg.var[argcount - 1], formatbuf);
goto sprintf_fail;
}
} else {
ast_log(LOG_ERROR, "SPRINTF() has more format specifiers than arguments!\n");
goto sprintf_fail;
}
@@ -514,8 +519,13 @@ static int acf_sprintf(struct ast_channel *chan, const char *cmd, char *data, ch
formatbuf[&arg.format[i] - formatstart + 1] = '\0';
/* Convert the argument into the required type */
if (sscanf(arg.var[argcount++], "%lf", &tmpd) != 1) {
ast_log(LOG_ERROR, "Argument '%s' is not a floating point number for format '%s'\n", arg.var[argcount - 1], formatbuf);
if (arg.var[argcount]) {
if (sscanf(arg.var[argcount++], "%lf", &tmpd) != 1) {
ast_log(LOG_ERROR, "Argument '%s' is not a floating point number for format '%s'\n", arg.var[argcount - 1], formatbuf);
goto sprintf_fail;
}
} else {
ast_log(LOG_ERROR, "SPRINTF() has more format specifiers than arguments!\n");
goto sprintf_fail;
}
@@ -562,6 +572,7 @@ static int acf_sprintf(struct ast_channel *chan, const char *cmd, char *data, ch
}
}
}
*bufptr = '\0';
return 0;
sprintf_fail:
return -1;