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Code Issues Releases Wiki Activity

Replace some uses of GString with GByteArray

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personal/stbuehler/wip
Stefan Bühler 14 years ago
parent 6a56aba0c3
commit 293fabc963
2 changed files with 30 additions and 30 deletions
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48
src/chunk.c
Unescape Escape View File

@ -110,10 +110,10 @@ handler_t chunkiter_read(vrequest *vr, chunkiter iter, off_t start, off_t length
if (length > MAX_MMAP_CHUNK) length = MAX_MMAP_CHUNK;
if (!c->str) {
c->str = g_string_sized_new(length);
if (!c->mem) {
c->mem = g_byte_array_sized_new(length);
} else {
g_string_set_size(c->str, length);
g_byte_array_set_size(c->mem, length);
}
our_start = start + c->offset + c->file.start;
@ -122,18 +122,18 @@ handler_t chunkiter_read(vrequest *vr, chunkiter iter, off_t start, off_t length
VR_ERROR(vr, "lseek failed for '%s' (fd = %i): %s",
GSTR_SAFE_STR(c->file.file->name), c->file.file->fd,
g_strerror(errno));
g_string_free(c->str, TRUE);
c->str = NULL;
g_byte_array_free(c->mem, TRUE);
c->mem = NULL;
return HANDLER_ERROR;
}
read_chunk:
if (-1 == (we_have = read(c->file.file->fd, c->str->str, length))) {
if (-1 == (we_have = read(c->file.file->fd, c->mem->data, length))) {
if (EINTR == errno) goto read_chunk;
VR_ERROR(vr, "read failed for '%s' (fd = %i): %s",
GSTR_SAFE_STR(c->file.file->name), c->file.file->fd,
g_strerror(errno));
g_string_free(c->str, TRUE);
c->str = NULL;
g_byte_array_free(c->mem, TRUE);
c->mem = NULL;
return HANDLER_ERROR;
} else if (we_have != length) {
/* may return less than requested bytes due to signals */
@ -141,14 +141,14 @@ read_chunk:
if (we_have == 0) {
VR_ERROR(vr, "read returned 0 bytes for '%s' (fd = %i): unexpected end of file?",
GSTR_SAFE_STR(c->file.file->name), c->file.file->fd);
g_string_free(c->str, TRUE);
c->str = NULL;
g_byte_array_free(c->mem, TRUE);
c->mem = NULL;
return HANDLER_ERROR;
}
length = we_have;
g_string_set_size(c->str, length);
g_byte_array_set_size(c->mem, length);
}
*data_start = c->str->str;
*data_start = c->mem->data;
*data_len = length;
break;
}
@ -186,7 +186,7 @@ handler_t chunkiter_read_mmap(struct vrequest *vr, chunkiter iter, off_t start,
if (length > MAX_MMAP_CHUNK) length = MAX_MMAP_CHUNK;
if ( !(c->file.mmap.data != MAP_FAILED || c->str) /* no data present */
if ( !(c->file.mmap.data != MAP_FAILED || c->mem) /* no data present */
|| !( /* or in the wrong range */
(start + c->offset + c->file.start >= c->file.mmap.offset)
&& (start + c->offset + c->file.start + length <= c->file.mmap.offset + (ssize_t) c->file.mmap.length)) ) {
@ -205,16 +205,16 @@ handler_t chunkiter_read_mmap(struct vrequest *vr, chunkiter iter, off_t start,
}
c->file.mmap.offset = our_start;
c->file.mmap.length = we_want;
if (!c->str) { /* mmap did not fail till now */
if (!c->mem) { /* mmap did not fail till now */
c->file.mmap.data = mmap(0, we_want, PROT_READ, MAP_SHARED, c->file.file->fd, our_start);
mmap_errno = errno;
}
if (MAP_FAILED == c->file.mmap.data) {
/* fallback to read(...) */
if (!c->str) {
c->str = g_string_sized_new(we_want);
if (!c->mem) {
c->mem = g_byte_array_sized_new(we_want);
} else {
g_string_set_size(c->str, we_want);
g_byte_array_set_size(c->mem, we_want);
}
if (-1 == lseek(c->file.file->fd, our_start, SEEK_SET)) {
/* prefer the error of the first syscall */
@ -227,12 +227,12 @@ handler_t chunkiter_read_mmap(struct vrequest *vr, chunkiter iter, off_t start,
GSTR_SAFE_STR(c->file.file->name), c->file.file->fd,
g_strerror(errno));
}
g_string_free(c->str, TRUE);
c->str = NULL;
g_byte_array_free(c->mem, TRUE);
c->mem = NULL;
return HANDLER_ERROR;
}
read_chunk:
if (-1 == (we_have = read(c->file.file->fd, c->str->str, we_want))) {
if (-1 == (we_have = read(c->file.file->fd, c->mem->data, we_want))) {
if (EINTR == errno) goto read_chunk;
/* prefer the error of the first syscall */
if (0 != mmap_errno) {
@ -244,8 +244,8 @@ read_chunk:
GSTR_SAFE_STR(c->file.file->name), c->file.file->fd,
g_strerror(errno));
}
g_string_free(c->str, TRUE);
c->str = NULL;
g_byte_array_free(c->mem, TRUE);
c->mem = NULL;
return HANDLER_ERROR;
} else if (we_have != we_want) {
/* may return less than requested bytes due to signals */
@ -253,7 +253,7 @@ read_chunk:
we_want = we_have;
if (length > we_have) length = we_have;
c->file.mmap.length = we_want;
g_string_set_size(c->str, we_want);
g_byte_array_set_size(c->mem, we_want);
}
} else {
#ifdef HAVE_MADVISE
@ -267,7 +267,7 @@ read_chunk:
#endif
}
}
*data_start = (c->str ? c->str->str : c->file.mmap.data) + start + c->offset + c->file.start - c->file.mmap.offset;
*data_start = (c->mem ? (char*) c->mem->data : c->file.mmap.data) + start + c->offset + c->file.start - c->file.mmap.offset;
*data_len = length;
break;
}

12
src/filter_chunked.c
Unescape Escape View File

@ -4,24 +4,24 @@
/* len != 0 */
static void http_chunk_append_len(chunkqueue *cq, size_t len) {
size_t i, olen = len, j;
GString *s;
GByteArray *a;
s = g_string_sized_new(sizeof(len) * 2 + 2);
a = g_byte_array_sized_new(sizeof(len) * 2 + 2);
for (i = 0; i < 8 && len; i++) {
len >>= 4;
}
/* i is the number of hex digits we have */
g_string_set_size(s, i);
g_byte_array_set_size(a, i);
for (j = i-1, len = olen; j+1 > 0; j--) {
s->str[j] = (len & 0xf) + (((len & 0xf) <= 9) ? '0' : 'a' - 10);
a->data[j] = (len & 0xf) + (((len & 0xf) <= 9) ? '0' : 'a' - 10);
len >>= 4;
}
g_string_append_len(s, CONST_STR_LEN("\r\n"));
g_byte_array_append(a, CONST_STR_LEN("\r\n"));
chunkqueue_append_string(cq, s);
chunkqueue_append_bytearr(cq, a);
}

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