static void read_props(void)
{
uint32_t len;
uint32_t key = ~0;
char *val = NULL;
char *t;
while ((t = buffer_read_line()) && strcmp(t, "PROPS-END")) {
if (!strncmp(t, "K ", 2)) {
len = atoi(&t[2]);
key = pool_intern(buffer_read_string(len));
buffer_read_line();
} else if (!strncmp(t, "V ", 2)) {
len = atoi(&t[2]);
val = buffer_read_string(len);
if (key == keys.svn_log) {
/* Value length excludes terminating nul. */
rev_ctx.log = log_copy(len + 1, val);
} else if (key == keys.svn_author) {
rev_ctx.author = pool_intern(val);
} else if (key == keys.svn_date) {
if (parse_date_basic(val, &rev_ctx.timestamp, NULL))
fprintf(stderr, "Invalid timestamp: %s\n", val);
} else if (key == keys.svn_executable) {
node_ctx.type = REPO_MODE_EXE;
} else if (key == keys.svn_special) {
node_ctx.type = REPO_MODE_LNK;
}
key = ~0;
buffer_read_line();
}
}
}
static int
_search_process_lines_from_buffer(ReaderArgs *args)
{
int status = PROCESS_STATUS_OK;
assert(args != NULL);
assert(args->buffer != NULL);
args->count = 0;
while(status == PROCESS_STATUS_OK && buffer_read_line(args->buffer, &args->line, &args->llen))
{
status = _search_process_line(args);
if(status == PROCESS_STATUS_OK)
{
if(args->count < INT32_MAX)
{
++args->count;
}
}
}
return status;
}
static const char *get_response_line(void)
{
const char *line = buffer_read_line(&report_buffer);
if (line)
return line;
if (buffer_ferror(&report_buffer))
die_errno("error reading from fast-import");
die("unexpected end of fast-import feedback");
}
static void read_props(void)
{
static struct strbuf key = STRBUF_INIT;
static struct strbuf val = STRBUF_INIT;
const char *t;
/*
* NEEDSWORK: to support simple mode changes like
* K 11
* svn:special
* V 1
* *
* D 14
* svn:executable
* we keep track of whether a mode has been set and reset to
* plain file only if not. We should be keeping track of the
* symlink and executable bits separately instead.
*/
uint32_t type_set = 0;
while ((t = buffer_read_line(&input)) && strcmp(t, "PROPS-END")) {
uint32_t len;
const char type = t[0];
int ch;
if (!type || t[1] != ' ')
die("invalid property line: %s\n", t);
len = atoi(&t[2]);
strbuf_reset(&val);
buffer_read_binary(&input, &val, len);
if (val.len < len)
die_short_read();
/* Discard trailing newline. */
ch = buffer_read_char(&input);
if (ch == EOF)
die_short_read();
if (ch != '\n')
die("invalid dump: expected newline after %s", val.buf);
switch (type) {
case 'K':
strbuf_swap(&key, &val);
continue;
case 'D':
handle_property(&val, NULL, &type_set);
continue;
case 'V':
handle_property(&key, &val, &type_set);
strbuf_reset(&key);
continue;
default:
die("invalid property line: %s\n", t);
}
}
}
int main(int argc, char *argv[])
{
char *s;
if (argc != 1)
usage("test-line-buffer < input.txt");
if (buffer_init(NULL))
die_errno("open error");
while ((s = buffer_read_line())) {
s = buffer_read_string(strtouint32(s));
fputs(s, stdout);
fputc('\n', stdout);
buffer_skip_bytes(1);
if (!(s = buffer_read_line()))
break;
buffer_copy_bytes(strtouint32(s) + 1);
}
if (buffer_deinit())
die("input error");
if (ferror(stdout))
die("output error");
buffer_reset();
return 0;
}
int cmd_main(int argc, const char **argv)
{
struct line_buffer stdin_buf = LINE_BUFFER_INIT;
struct line_buffer file_buf = LINE_BUFFER_INIT;
struct line_buffer *input = &stdin_buf;
const char *filename;
char *s;
if (argc == 1)
filename = NULL;
else if (argc == 2)
filename = argv[1];
else
usage("test-line-buffer [file | &fd] < script");
if (buffer_init(&stdin_buf, NULL))
die_errno("open error");
if (filename) {
if (*filename == '&') {
if (buffer_fdinit(&file_buf, strtouint32(filename + 1)))
die_errno("error opening fd %s", filename + 1);
} else {
if (buffer_init(&file_buf, filename))
die_errno("error opening %s", filename);
}
input = &file_buf;
}
while ((s = buffer_read_line(&stdin_buf)))
handle_line(s, input);
if (filename && buffer_deinit(&file_buf))
die("error reading from %s", filename);
if (buffer_deinit(&stdin_buf))
die("input error");
if (ferror(stdout))
die("output error");
return 0;
}
void svndump_read(const char *url)
{
char *val;
char *t;
uint32_t active_ctx = DUMP_CTX;
uint32_t len;
uint32_t key;
reset_dump_ctx(pool_intern(url));
while ((t = buffer_read_line())) {
val = strstr(t, ": ");
if (!val)
continue;
*val++ = '\0';
*val++ = '\0';
key = pool_intern(t);
if (key == keys.uuid) {
dump_ctx.uuid = pool_intern(val);
} else if (key == keys.revision_number) {
if (active_ctx == NODE_CTX)
handle_node();
if (active_ctx != DUMP_CTX)
handle_revision();
active_ctx = REV_CTX;
reset_rev_ctx(atoi(val));
} else if (key == keys.node_path) {
if (active_ctx == NODE_CTX)
handle_node();
active_ctx = NODE_CTX;
reset_node_ctx(val);
} else if (key == keys.node_kind) {
if (!strcmp(val, "dir"))
node_ctx.type = REPO_MODE_DIR;
else if (!strcmp(val, "file"))
node_ctx.type = REPO_MODE_BLB;
else
fprintf(stderr, "Unknown node-kind: %s\n", val);
} else if (key == keys.node_action) {
if (!strcmp(val, "delete")) {
node_ctx.action = NODEACT_DELETE;
} else if (!strcmp(val, "add")) {
node_ctx.action = NODEACT_ADD;
} else if (!strcmp(val, "change")) {
node_ctx.action = NODEACT_CHANGE;
} else if (!strcmp(val, "replace")) {
node_ctx.action = NODEACT_REPLACE;
} else {
fprintf(stderr, "Unknown node-action: %s\n", val);
node_ctx.action = NODEACT_UNKNOWN;
}
} else if (key == keys.node_copyfrom_path) {
pool_tok_seq(REPO_MAX_PATH_DEPTH, node_ctx.src, "/", val);
} else if (key == keys.node_copyfrom_rev) {
node_ctx.srcRev = atoi(val);
} else if (key == keys.text_content_length) {
node_ctx.textLength = atoi(val);
} else if (key == keys.prop_content_length) {
node_ctx.propLength = atoi(val);
} else if (key == keys.content_length) {
len = atoi(val);
buffer_read_line();
if (active_ctx == REV_CTX) {
read_props();
} else if (active_ctx == NODE_CTX) {
handle_node();
active_ctx = REV_CTX;
} else {
fprintf(stderr, "Unexpected content length header: %d\n", len);
buffer_skip_bytes(len);
}
}
}
if (active_ctx == NODE_CTX)
handle_node();
if (active_ctx != DUMP_CTX)
handle_revision();
}
void svndump_read(const char *url)
{
char *val;
char *t;
uint32_t active_ctx = DUMP_CTX;
uint32_t len;
reset_dump_ctx(url);
while ((t = buffer_read_line(&input))) {
val = strchr(t, ':');
if (!val)
continue;
val++;
if (*val != ' ')
continue;
val++;
/* strlen(key) + 1 */
switch (val - t - 1) {
case sizeof("SVN-fs-dump-format-version"):
if (constcmp(t, "SVN-fs-dump-format-version"))
continue;
dump_ctx.version = atoi(val);
if (dump_ctx.version > 3)
die("expected svn dump format version <= 3, found %"PRIu32,
dump_ctx.version);
break;
case sizeof("UUID"):
if (constcmp(t, "UUID"))
continue;
strbuf_reset(&dump_ctx.uuid);
strbuf_addstr(&dump_ctx.uuid, val);
break;
case sizeof("Revision-number"):
if (constcmp(t, "Revision-number"))
continue;
if (active_ctx == NODE_CTX)
handle_node();
if (active_ctx == REV_CTX)
begin_revision();
if (active_ctx != DUMP_CTX)
end_revision();
active_ctx = REV_CTX;
reset_rev_ctx(atoi(val));
break;
case sizeof("Node-path"):
if (prefixcmp(t, "Node-"))
continue;
if (!constcmp(t + strlen("Node-"), "path")) {
if (active_ctx == NODE_CTX)
handle_node();
if (active_ctx == REV_CTX)
begin_revision();
active_ctx = NODE_CTX;
reset_node_ctx(val);
break;
}
if (constcmp(t + strlen("Node-"), "kind"))
continue;
if (!strcmp(val, "dir"))
node_ctx.type = REPO_MODE_DIR;
else if (!strcmp(val, "file"))
node_ctx.type = REPO_MODE_BLB;
else
fprintf(stderr, "Unknown node-kind: %s\n", val);
break;
case sizeof("Node-action"):
if (constcmp(t, "Node-action"))
continue;
if (!strcmp(val, "delete")) {
node_ctx.action = NODEACT_DELETE;
} else if (!strcmp(val, "add")) {
node_ctx.action = NODEACT_ADD;
} else if (!strcmp(val, "change")) {
node_ctx.action = NODEACT_CHANGE;
} else if (!strcmp(val, "replace")) {
node_ctx.action = NODEACT_REPLACE;
} else {
fprintf(stderr, "Unknown node-action: %s\n", val);
node_ctx.action = NODEACT_UNKNOWN;
}
break;
case sizeof("Node-copyfrom-path"):
if (constcmp(t, "Node-copyfrom-path"))
continue;
strbuf_reset(&node_ctx.src);
strbuf_addstr(&node_ctx.src, val);
break;
case sizeof("Node-copyfrom-rev"):
if (constcmp(t, "Node-copyfrom-rev"))
continue;
node_ctx.srcRev = atoi(val);
break;
case sizeof("Text-content-length"):
if (!constcmp(t, "Text-content-length")) {
char *end;
uintmax_t textlen;
textlen = strtoumax(val, &end, 10);
if (!isdigit(*val) || *end)
die("invalid dump: non-numeric length %s", val);
if (textlen > maximum_signed_value_of_type(off_t))
die("unrepresentable length in dump: %s", val);
node_ctx.text_length = (off_t) textlen;
break;
}
if (constcmp(t, "Prop-content-length"))
continue;
node_ctx.propLength = atoi(val);
break;
case sizeof("Text-delta"):
if (!constcmp(t, "Text-delta")) {
node_ctx.text_delta = !strcmp(val, "true");
break;
}
if (constcmp(t, "Prop-delta"))
continue;
node_ctx.prop_delta = !strcmp(val, "true");
break;
case sizeof("Content-length"):
if (constcmp(t, "Content-length"))
continue;
len = atoi(val);
t = buffer_read_line(&input);
if (!t)
die_short_read();
if (*t)
die("invalid dump: expected blank line after content length header");
if (active_ctx == REV_CTX) {
read_props();
} else if (active_ctx == NODE_CTX) {
handle_node();
active_ctx = INTERNODE_CTX;
} else {
fprintf(stderr, "Unexpected content length header: %"PRIu32"\n", len);
if (buffer_skip_bytes(&input, len) != len)
die_short_read();
}
}
}
if (buffer_ferror(&input))
die_short_read();
if (active_ctx == NODE_CTX)
handle_node();
if (active_ctx == REV_CTX)
begin_revision();
if (active_ctx != DUMP_CTX)
end_revision();
}
