diff options
Diffstat (limited to '')
| -rw-r--r-- | src/utils.c | 175 | ||||
| -rw-r--r-- | src/utils.h | 55 |
2 files changed, 8 insertions, 222 deletions
diff --git a/src/utils.c b/src/utils.c index d3df2c4..db11221 100644 --- a/src/utils.c +++ b/src/utils.c @@ -1,4 +1,4 @@ -/* $Id: utils.c,v 1.29 2002-04-28 20:03:53 rjkaes Exp $ +/* $Id: utils.c,v 1.30 2002-05-23 18:28:12 rjkaes Exp $ * * Misc. routines which are used by the various functions to handle strings * and memory allocation and pretty much anything else we can think of. Also, @@ -24,85 +24,12 @@ #include "buffer.h" #include "conns.h" #include "filter.h" +#include "heap.h" #include "log.h" +#include "network.h" #include "sock.h" #include "utils.h" -/* - * These are the debugging calloc, malloc, and free versions - */ -#ifndef NDEBUG - -void * -debugging_calloc(size_t nmemb, size_t size, const char *file, - unsigned long line) -{ - void *ptr; - - assert(nmemb > 0); - assert(size > 0); - - ptr = calloc(nmemb, size); - fprintf(stderr, "{calloc: %p:%u x %u} %s:%lu\n", ptr, nmemb, size, file, - line); - return ptr; -} - -void * -debugging_malloc(size_t size, const char *file, unsigned long line) -{ - void *ptr; - - assert(size > 0); - - ptr = malloc(size); - fprintf(stderr, "{malloc: %p:%u} %s:%lu\n", ptr, size, file, line); - return ptr; -} - -void * -debugging_realloc(void *ptr, size_t size, const char *file, unsigned long line) -{ - void *newptr; - - assert(ptr != NULL); - assert(size > 0); - - newptr = realloc(ptr, size); - fprintf(stderr, "{realloc: %p -> %p:%u} %s:%lu\n", ptr, newptr, size, - file, line); - return newptr; -} - -void -debugging_free(void *ptr, const char *file, unsigned long line) -{ - assert(ptr != NULL); - - fprintf(stderr, "{free: %p} %s:%lu\n", ptr, file, line); - free(ptr); - return; -} - -char* -debugging_strdup(const char* s, const char* file, unsigned long line) -{ - char* ptr; - size_t len; - - assert(s != NULL); - - len = strlen(s) + 1; - ptr = malloc(len); - if (!ptr) - return NULL; - memcpy(ptr, s, len); - - fprintf(stderr, "{strdup: %p:%u} %s:%lu\n", ptr, len, file, line); - return ptr; -} - -#endif #define HEADER_SIZE (1024 * 8) /* @@ -207,26 +134,6 @@ indicate_http_error(struct conn_s* connptr, int number, const char* string) return 0; } -void -makedaemon(void) -{ - if (fork() != 0) - exit(0); - - setsid(); - signal(SIGHUP, SIG_IGN); - - if (fork() != 0) - exit(0); - - chdir("/"); - umask(077); - - close(0); - close(1); - close(2); -} - /* * Safely creates filename and returns the low-level file descriptor. */ @@ -364,82 +271,6 @@ pidfile_create(const char *filename) fclose(fd); } -#ifndef HAVE_STRLCPY -/* - * Function API taken from OpenBSD. Like strncpy(), but does not 0 fill the - * buffer, and always NULL terminates the buffer. size is the size of the - * destination buffer. - */ -size_t -strlcpy(char *dst, const char *src, size_t size) -{ - size_t len = strlen(src); - size_t ret = len; - - if (len >= size) - len = size - 1; - - memcpy(dst, src, len); - dst[len] = '\0'; - - return ret; -} -#endif - -#ifndef HAVE_STRLCAT -/* - * Function API taken from OpenBSD. Like strncat(), but does not 0 fill the - * buffer, and always NULL terminates the buffer. size is the length of the - * buffer, which should be one more than the maximum resulting string - * length. - */ -size_t -strlcat(char *dst, const char *src, size_t size) -{ - size_t len1 = strlen(dst); - size_t len2 = strlen(src); - size_t ret = len1 + len2; - - if (len1 + len2 >= size) - len2 = size - len1 - 1; - if (len2 > 0) { - memcpy(dst + len1, src, len2); - dst[len1 + len2] = '\0'; - } - - return ret; -} -#endif - -/* - * Removes any new-line or carriage-return characters from the end of the - * string. This function is named afrer the same function in Perl. - * "length" should be the number of characters in the buffer, not including - * the trailing NULL. - * - * Returns the number of characters removed from the end of the string. - */ -size_t -chomp(char *buffer, size_t length) -{ - size_t chars; - - assert(buffer != NULL); - - chars = 0; - - --length; - while (buffer[length] == '\r' || buffer[length] == '\n') { - buffer[length--] = '\0'; - chars++; - - if (length < 0) - break; - } - - return chars; -} - /* * Rotate the current log file. This is performed whenever a SIGHUP is * received. diff --git a/src/utils.h b/src/utils.h index c146cfd..8506cb5 100644 --- a/src/utils.h +++ b/src/utils.h @@ -1,4 +1,4 @@ -/* $Id: utils.h,v 1.17 2002-05-17 16:39:35 rjkaes Exp $ +/* $Id: utils.h,v 1.18 2002-05-23 18:28:12 rjkaes Exp $ * * See 'utils.h' for a detailed description. * @@ -16,67 +16,22 @@ * General Public License for more details. */ -#ifndef _TINYPROXY_UTILS_H_ -#define _TINYPROXY_UTILS_H_ - -#include "tinyproxy.h" - -#include "conns.h" +#ifndef TINYPROXY_UTILS_H +#define TINYPROXY_UTILS_H /* - * Error codes used within the utility functions. + * Forward declaration. */ -#define EERROR 1 /* Generic error */ -#define ENOMEMORY 2 /* Out of memory (or allocation error) */ -#define EOUTRANGE 3 /* The variable is out of range */ +struct conn_s; extern int send_http_message(struct conn_s *connptr, int http_code, const char *error_title, const char *message); extern int send_http_error_message(struct conn_s *connptr); extern int indicate_http_error(struct conn_s* connptr, int number, const char *string); -extern void makedaemon(void); extern void pidfile_create(const char *path); - extern int create_file_safely(const char *filename); -#ifndef HAVE_STRLCAT -extern size_t strlcat(char *dst, const char *src, size_t size); -#endif /* HAVE_STRLCAT */ - -#ifndef HAVE_STRLCPY -extern size_t strlcpy(char *dst, const char *src, size_t size); -#endif /* HAVE_STRLCPY */ - -extern size_t chomp(char *buffer, size_t length); extern void rotate_log_files(void); -/* - * The following is to allow for better memory checking. - */ -#ifndef NDEBUG - -extern void *debugging_calloc(size_t nmemb, size_t size, const char *file, - unsigned long line); -extern void *debugging_malloc(size_t size, const char *file, - unsigned long line); -extern void debugging_free(void *ptr, const char *file, unsigned long line); -extern void *debugging_realloc(void *ptr, size_t size, const char *file, - unsigned long line); -extern char *debugging_strdup(const char* s, const char* file, - unsigned long line); - -# define safecalloc(x, y) debugging_calloc(x, y, __FILE__, __LINE__) -# define safemalloc(x) debugging_malloc(x, __FILE__, __LINE__) -# define saferealloc(x, y) debugging_realloc(x, y, __FILE__, __LINE__) -# define safefree(x) debugging_free(x, __FILE__, __LINE__); (x) = NULL -# define safestrdup(x) debugging_strdup(x, __FILE__, __LINE__) -#else -# define safecalloc(x, y) calloc(x, y) -# define safemalloc(x) malloc(x) -# define saferealloc(x, y) realloc(x, y) -# define safefree(x) free(x); (x) = NULL -# define safestrdup(x) strdup(x) -#endif - #endif |