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library: alloca local_segs after seg_count check; fix octal comment

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gitlost 2022-12-21 16:04:53 +00:00
parent b0db61efe1
commit 9e06845c93
1 changed files with 2 additions and 2 deletions
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4
backend/library.c
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@ -760,7 +760,7 @@ static int escape_char_process(struct zint_symbol *symbol, unsigned char *input_
in_posn += 2; in_posn += 2;
break; break;
case 'd': case 'd':
case 'o': /* Undocumented (as not very useful for most people) */ case 'o':
case 'x': case 'x':
if ((val = esc_base(symbol, input_string, length, in_posn + 2, ch)) == -1) { if ((val = esc_base(symbol, input_string, length, in_posn + 2, ch)) == -1) {
return ZINT_ERROR_INVALID_DATA; return ZINT_ERROR_INVALID_DATA;
@ -860,7 +860,6 @@ int ZBarcode_Encode_Segs(struct zint_symbol *symbol, const struct zint_seg segs[
unsigned char *local_source; unsigned char *local_source;
struct zint_seg *local_segs; struct zint_seg *local_segs;
unsigned char *local_sources; unsigned char *local_sources;
local_segs = (struct zint_seg *) z_alloca(sizeof(struct zint_seg) * (seg_count > 0 ? seg_count : 1));
if (!symbol) return ZINT_ERROR_INVALID_DATA; if (!symbol) return ZINT_ERROR_INVALID_DATA;
@ -871,6 +870,7 @@ int ZBarcode_Encode_Segs(struct zint_symbol *symbol, const struct zint_seg segs[
if (seg_count > ZINT_MAX_SEG_COUNT) { if (seg_count > ZINT_MAX_SEG_COUNT) {
return error_tag(symbol, ZINT_ERROR_INVALID_DATA, "771: Too many input segments (max 256)"); return error_tag(symbol, ZINT_ERROR_INVALID_DATA, "771: Too many input segments (max 256)");
} }
local_segs = (struct zint_seg *) z_alloca(sizeof(struct zint_seg) * (seg_count > 0 ? seg_count : 1));
if ((symbol->input_mode & 0x07) > 2) { if ((symbol->input_mode & 0x07) > 2) {
symbol->input_mode = DATA_MODE; /* Reset completely TODO: in future, warn/error */ symbol->input_mode = DATA_MODE; /* Reset completely TODO: in future, warn/error */