* more details.
*
* You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 675
- * Mass Ave, Cambridge, MA 02139, USA.
+ * this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
-#ifndef MAP_FAILED
-#define MAP_FAILED ((void *)-1)
-#endif
-
-/****************************************************************************
- Read a line from a file with possible \ continuation chars.
- Blanks at the start or end of a line are stripped.
- The string will be allocated if s2 is NULL.
-****************************************************************************/
-
-char *fgets_slash(char *s2,int maxlen,XFILE *f)
-{
- char *s=s2;
- int len = 0;
- int c;
- BOOL start_of_line = True;
-
- if (x_feof(f)) {
- return(NULL);
- }
-
- if (maxlen <2) {
- return(NULL);
- }
-
- if (!s2) {
- maxlen = MIN(maxlen,8);
- s = (char *)SMB_MALLOC(maxlen);
- }
-
- if (!s) {
- return(NULL);
- }
-
- *s = 0;
-
- while (len < maxlen-1) {
- c = x_getc(f);
- switch (c) {
- case '\r':
- break;
- case '\n':
- while (len > 0 && s[len-1] == ' ') {
- s[--len] = 0;
- }
- if (len > 0 && s[len-1] == '\\') {
- s[--len] = 0;
- start_of_line = True;
- break;
- }
- return(s);
- case EOF:
- if (len <= 0 && !s2) {
- SAFE_FREE(s);
- }
- return(len>0?s:NULL);
- case ' ':
- if (start_of_line) {
- break;
- }
- default:
- start_of_line = False;
- s[len++] = c;
- s[len] = 0;
- }
-
- if (!s2 && len > maxlen-3) {
- maxlen *= 2;
- s = (char *)SMB_REALLOC(s,maxlen);
- if (!s) {
- DEBUG(0,("fgets_slash: failed to expand buffer!\n"));
- return(NULL);
- }
- }
- }
- return(s);
-}
-
-/****************************************************************************
+/**
Load from a pipe into memory.
-****************************************************************************/
+**/
-static char *file_pload(char *syscmd, size_t *size)
+static char *file_pload(const char *syscmd, size_t *size)
{
int fd, n;
char *p;
- pstring buf;
+ char buf[1024];
size_t total;
-
+
fd = sys_popen(syscmd);
if (fd == -1) {
return NULL;
total = 0;
while ((n = read(fd, buf, sizeof(buf))) > 0) {
- p = (char *)SMB_REALLOC(p, total + n + 1);
+ p = talloc_realloc(NULL, p, char, total + n + 1);
if (!p) {
DEBUG(0,("file_pload: failed to expand buffer!\n"));
close(fd);
return p;
}
-/****************************************************************************
- Load a file into memory from a fd.
- Truncate at maxsize. If maxsize == 0 - no limit.
-****************************************************************************/
-
-char *fd_load(int fd, size_t *psize, size_t maxsize)
-{
- SMB_STRUCT_STAT sbuf;
- size_t size;
- char *p;
-
- if (sys_fstat(fd, &sbuf) != 0) {
- return NULL;
- }
- size = sbuf.st_size;
- if (maxsize) {
- size = MIN(size, maxsize);
- }
-
- p = (char *)SMB_MALLOC(size+1);
- if (!p) {
- return NULL;
- }
-
- if (read(fd, p, size) != size) {
- SAFE_FREE(p);
- return NULL;
- }
- p[size] = 0;
- if (psize) {
- *psize = size;
- }
-
- return p;
-}
-
-/****************************************************************************
- Load a file into memory.
-****************************************************************************/
-
-char *file_load(const char *fname, size_t *size, size_t maxsize)
-{
- int fd;
- char *p;
-
- if (!fname || !*fname) {
- return NULL;
- }
-
- fd = open(fname,O_RDONLY);
- if (fd == -1) {
- return NULL;
- }
-
- p = fd_load(fd, size, maxsize);
- close(fd);
- return p;
-}
-
-/*******************************************************************
- unmap or free memory
-*******************************************************************/
-
-BOOL unmap_file(void* start, size_t size)
-{
-#ifdef HAVE_MMAP
- if ( munmap( start, size ) != 0 ) {
- DEBUG( 1, ("map_file: Failed to unmap address %p "
- "of size %u - %s\n",
- start, (unsigned int)size, strerror(errno) ));
- return False;
- }
- return True;
-#else
- SAFE_FREE( start );
- return True;
-#endif
-}
-
-/*******************************************************************
- mmap (if possible) or read a file.
-********************************************************************/
-
-void *map_file(char *fname, size_t size)
-{
- size_t s2 = 0;
- void *p = NULL;
-#ifdef HAVE_MMAP
- int fd;
- fd = open(fname, O_RDONLY, 0);
- if (fd == -1) {
- DEBUG(2,("map_file: Failed to load %s - %s\n", fname, strerror(errno)));
- return NULL;
- }
- p = mmap(NULL, size, PROT_READ, MAP_SHARED|MAP_FILE, fd, 0);
- close(fd);
- if (p == MAP_FAILED) {
- DEBUG(1,("map_file: Failed to mmap %s - %s\n", fname, strerror(errno)));
- return NULL;
- }
-#endif
- if (!p) {
- p = file_load(fname, &s2, 0);
- if (!p) {
- return NULL;
- }
- if (s2 != size) {
- DEBUG(1,("map_file: incorrect size for %s - got %lu expected %lu\n",
- fname, (unsigned long)s2, (unsigned long)size));
- SAFE_FREE(p);
- return NULL;
- }
- }
- return p;
-}
-
-/****************************************************************************
- Parse a buffer into lines.
-****************************************************************************/
-
-static char **file_lines_parse(char *p, size_t size, int *numlines)
-{
- int i;
- char *s, **ret;
-
- if (!p) {
- return NULL;
- }
-
- for (s = p, i=0; s < p+size; s++) {
- if (s[0] == '\n') i++;
- }
-
- ret = SMB_MALLOC_ARRAY(char *, i+2);
- if (!ret) {
- SAFE_FREE(p);
- return NULL;
- }
- memset(ret, 0, sizeof(ret[0])*(i+2));
-
- ret[0] = p;
- for (s = p, i=0; s < p+size; s++) {
- if (s[0] == '\n') {
- s[0] = 0;
- i++;
- ret[i] = s+1;
- }
- if (s[0] == '\r') {
- s[0] = 0;
- }
- }
-
- /* remove any blank lines at the end */
- while (i > 0 && ret[i-1][0] == 0) {
- i--;
- }
-
- if (numlines) {
- *numlines = i;
- }
-
- return ret;
-}
-
-/****************************************************************************
- Load a file into memory and return an array of pointers to lines in the file
- must be freed with file_lines_free().
-****************************************************************************/
-
-char **file_lines_load(const char *fname, int *numlines, size_t maxsize)
-{
- char *p;
- size_t size = 0;
-
- p = file_load(fname, &size, maxsize);
- if (!p) {
- return NULL;
- }
-
- return file_lines_parse(p, size, numlines);
-}
-
-/****************************************************************************
- Load a fd into memory and return an array of pointers to lines in the file
- must be freed with file_lines_free(). If convert is true calls unix_to_dos on
- the list.
-****************************************************************************/
-
-char **fd_lines_load(int fd, int *numlines, size_t maxsize)
-{
- char *p;
- size_t size;
-
- p = fd_load(fd, &size, maxsize);
- if (!p) {
- return NULL;
- }
-
- return file_lines_parse(p, size, numlines);
-}
-
-/****************************************************************************
+/**
Load a pipe into memory and return an array of pointers to lines in the data
must be freed with file_lines_free().
-****************************************************************************/
+**/
-char **file_lines_pload(char *syscmd, int *numlines)
+char **file_lines_pload(const char *syscmd, int *numlines)
{
char *p;
size_t size;
return NULL;
}
- return file_lines_parse(p, size, numlines);
-}
-
-/****************************************************************************
- Free lines loaded with file_lines_load.
-****************************************************************************/
-
-void file_lines_free(char **lines)
-{
- if (!lines) {
- return;
- }
- SAFE_FREE(lines[0]);
- SAFE_FREE(lines);
-}
-
-/****************************************************************************
- Take a list of lines and modify them to produce a list where \ continues
- a line.
-****************************************************************************/
-
-void file_lines_slashcont(char **lines)
-{
- int i, j;
-
- for (i=0; lines[i];) {
- int len = strlen(lines[i]);
- if (lines[i][len-1] == '\\') {
- lines[i][len-1] = ' ';
- if (lines[i+1]) {
- char *p = &lines[i][len];
- while (p < lines[i+1]) {
- *p++ = ' ';
- }
- for (j = i+1; lines[j]; j++) {
- lines[j] = lines[j+1];
- }
- }
- } else {
- i++;
- }
- }
-}
-
-/****************************************************************************
- Save a lump of data into a file. Mostly used for debugging.
-****************************************************************************/
-
-BOOL file_save(const char *fname, void *packet, size_t length)
-{
- int fd;
- fd = open(fname, O_WRONLY|O_CREAT|O_TRUNC, 0644);
- if (fd == -1) {
- return False;
- }
- if (write(fd, packet, length) != (size_t)length) {
- return False;
- }
- close(fd);
- return True;
+ return file_lines_parse(p, size, numlines, NULL);
}