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add real_line_size to alpm_read_buffer

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We inevitably call strlen() or similar on the line returned from
_alpm_archive_fgets(), so include the line size of the interesting line
in the struct.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>
This commit is contained in:
Dave Reisner 2012-05-28 17:30:08 -04:00 committed by Dan McGee
parent 7245bc8e8e
commit 74274b5dc3
2 changed files with 4 additions and 3 deletions
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4
lib/libalpm/util.c
View File

@ -1009,7 +1009,7 @@ int _alpm_archive_fgets(struct archive *a, struct archive_read_buffer *b)
}
if(eol) {
size_t len = (size_t)(eol - b->block_offset);
size_t len = b->real_line_size = (size_t)(eol - b->block_offset);
memcpy(b->line_offset, b->block_offset, len);
b->line_offset[len] = '\0';
b->block_offset = eol + 1;
@ -1017,7 +1017,7 @@ int _alpm_archive_fgets(struct archive *a, struct archive_read_buffer *b)
return ARCHIVE_OK;
} else {
/* we've looked through the whole block but no newline, copy it */
size_t len = (size_t)(b->block + b->block_size - b->block_offset);
size_t len = b->real_line_size = (size_t)(b->block + b->block_size - b->block_offset);
memcpy(b->line_offset, b->block_offset, len);
b->line_offset += len;
b->block_offset = b->block + b->block_size;

3
lib/libalpm/util.h
View File

@ -97,6 +97,7 @@ struct archive_read_buffer {
char *line_offset;
size_t line_size;
size_t max_line_size;
size_t real_line_size;
char *block;
char *block_offset;
@ -108,7 +109,7 @@ struct archive_read_buffer {
int _alpm_makepath(const char *path);
int _alpm_makepath_mode(const char *path, mode_t mode);
int _alpm_copyfile(const char *src, const char *dest);
size_t _alpm_strip_newline(char *str);
size_t _alpm_strip_newline(char *str, size_t len);
int _alpm_open_archive(alpm_handle_t *handle, const char *path,
struct stat *buf, struct archive **archive, alpm_errno_t error);