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authorcrunchy <crunchy>2003-04-23 08:34:01 +0000
committercrunchy <crunchy>2003-04-23 08:34:01 +0000
commit4412ca091e6379def8bc836163c6b580df76619c (patch)
tree35f529177db9512ad1d195276dc9d818a8e23d87 /libmpio/src/debug.c
parent16e3a07e9cdfe050819cc4fdd5061486cb48767d (diff)
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start restructuring
Diffstat (limited to 'libmpio/src/debug.c')
-rw-r--r--libmpio/src/debug.c313
1 files changed, 313 insertions, 0 deletions
diff --git a/libmpio/src/debug.c b/libmpio/src/debug.c
new file mode 100644
index 0000000..5fd5cbe
--- /dev/null
+++ b/libmpio/src/debug.c
@@ -0,0 +1,313 @@
+/*
+ * debug.c
+ *
+ * Authors: Dirk Meyer <dmeyer@tzi.de>
+ * Andreas Bsching <crunchy@tzi.de>
+ *
+ * $Id: debug.c,v 1.1 2003/04/23 08:34:14 crunchy Exp $
+ */
+
+#include "debug.h"
+
+#include <ctype.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <stdlib.h>
+
+#define DCOLOR "_color"
+#define DFILE "_file"
+#define DSUFFIX "_debug"
+#define LEVEL_HEXDUMP 5
+
+#define CHECK_FD if (__debug_fd == NULL) return;
+
+char *__debug_color = NULL;
+int __debug_level = 0;
+FILE *__debug_fd = NULL;
+
+void
+debug_init(void) {
+ char *env_var = malloc(strlen(DPACKAGE) + strlen(DFILE) + 1);
+ const char *env;
+
+ /* check debug output file */
+ strcpy(env_var, DPACKAGE);
+ strcat(env_var, DFILE);
+
+ if ((env = getenv(env_var))) {
+ if (__debug_fd && fileno(__debug_fd) != -1) {
+ fclose(__debug_fd);
+ }
+
+ __debug_fd = fopen(env, "a");
+ if (!__debug_fd) {
+ __debug_fd = stderr;
+ }
+ } else {
+ __debug_fd = stderr;
+ }
+
+ free(env_var);
+
+ /* check debug level */
+ env_var = malloc(strlen(DPACKAGE) + strlen(DSUFFIX) + 1);
+ strcpy(env_var, DPACKAGE);
+ strcat(env_var, DSUFFIX);
+
+ if ((env = getenv(env_var)))
+ if (isdigit(env[0]))
+ __debug_level = strtol(env, NULL, 10);
+ else
+ __debug_level = 1;
+ else
+ __debug_level = -1;
+
+ free(env_var);
+
+ /* check debug color */
+ env_var = malloc(strlen(DPACKAGE) + strlen(DCOLOR) + 1);
+
+ strcpy(env_var, DPACKAGE);
+ strcat(env_var, DCOLOR);
+
+ if (__debug_color) free(__debug_color);
+ __debug_color = NULL;
+
+ if ((env = getenv(env_var))) {
+ if (env[0] != '\0') {
+ __debug_color = malloc(4 + strlen(env));
+ sprintf(__debug_color, "\033[%sm", env);
+ } else
+ __debug_color = malloc(6);
+ strcpy(__debug_color, "\033[32m");
+ } else {
+ __debug_color = NULL;
+ }
+
+ free(env_var);
+}
+
+int
+debug_file(char *filename)
+{
+ if (__debug_fd && fileno(__debug_fd) != -1) {
+ fclose(__debug_fd);
+ }
+
+ __debug_fd = fopen(filename, "a");
+ if (!__debug_fd) {
+ perror("fopen:");
+ __debug_fd = stderr;
+ return 0;
+ }
+
+ return 1;
+}
+
+int
+debug_level(int level)
+{
+ int tmp = __debug_level;
+
+ __debug_level = level;
+
+ return tmp;
+}
+
+int
+debug_level_get(void)
+{
+ return __debug_level;
+}
+
+
+void
+_hexdump (const char *package, const char* file, int line,
+ const char* function, const char* data, int len)
+{
+ char buf[17];
+ int i;
+
+ CHECK_FD;
+
+ if (_use_debug(LEVEL_HEXDUMP)) {
+ fprintf (__debug_fd, "%s%s:\033[m %s(%d): %s: data=%p len=%d\n",
+ __debug_color, package, file, line, function, data, len);
+ for (i = 0; data != NULL && i < len; i++) {
+ if (i % 16 == 0)
+ fprintf(__debug_fd, "\033[30m%s:\033[m %04x: ", package, i);
+ fprintf(__debug_fd, "%02x ", (unsigned int)(unsigned char)data[i]);
+ buf[i % 16] = (data[i] >= 32 && data[i] <= 126) ? data[i] : '.';
+ buf[i % 16 + 1] = '\0';
+ if (i % 4 == 3) fprintf(__debug_fd, " ");
+ if (i % 16 == 15) fprintf(__debug_fd, "%s\n", buf);
+ }
+ if (i % 16 != 0) {
+ for (; i % 16 != 0; i++)
+ fprintf (__debug_fd, (i % 4 == 3) ? " " : " ");
+ fprintf(__debug_fd, "%s\n", buf);
+ }
+ }
+}
+
+void
+_hexdump_n (const char *package, const int n, const char* file, int line,
+ const char* function, const char* data, int len)
+{
+ char buf[17];
+ int i;
+
+ CHECK_FD;
+
+ if (_use_debug(n)) {
+ fprintf (__debug_fd, "%s%s:\033[m %s(%d): %s: data=%p len=%d\n",
+ __debug_color, package, file, line, function, data, len);
+ for (i = 0; data != NULL && i < len; i++) {
+ if (i % 16 == 0)
+ fprintf(__debug_fd, "\033[30m%s:\033[m %04x: ", package, i);
+ fprintf(__debug_fd, "%02x ", (unsigned int)(unsigned char)data[i]);
+ buf[i % 16] = (data[i] >= 32 && data[i] <= 126) ? data[i] : '.';
+ buf[i % 16 + 1] = '\0';
+ if (i % 4 == 3) fprintf(__debug_fd, " ");
+ if (i % 16 == 15) fprintf(__debug_fd, "%s\n", buf);
+ }
+ if (i % 16 != 0) {
+ for (; i % 16 != 0; i++)
+ fprintf (__debug_fd, (i % 4 == 3) ? " " : " ");
+ fprintf(__debug_fd, "%s\n", buf);
+ }
+ }
+}
+
+
+void
+_hexdump_text (const char *text,
+ const char *package, const char *file, int line,
+ const char *function, const char *data, int len)
+{
+ CHECK_FD;
+
+ if (_use_debug(LEVEL_HEXDUMP)) {
+ fprintf(__debug_fd, "%s%s: %s(%d): %s: %s\033[m", __debug_color,
+ package, file, line, function, text);
+ _hexdump(package, file, line, function, data, len);
+ }
+}
+
+
+
+void
+_error(const char *package, const char *file, int line,
+ const char *function, int fatal, const char *format, ...)
+{
+ char foo[2048];
+ va_list ap;
+
+ CHECK_FD;
+
+ va_start(ap, format);
+
+
+ vsnprintf(foo, sizeof(foo) - strlen(format) - 1, format, ap);
+ if (_use_debug(0))
+ fprintf(__debug_fd, "\033[31m%s: %s(%d): %s: %s\033[m",
+ package, file, line, function, foo);
+ else
+ fprintf(__debug_fd, "%s: %s(%d): %s: %s",
+ package, file, line, function, foo);
+ fflush(__debug_fd);
+
+ if (fatal) {
+ fprintf(__debug_fd, "\033[31mfatal error -- exit programm\033[m\n");
+ exit(1);
+ }
+
+ va_end(ap);
+}
+
+void
+_debug(const char *package, const char *file, int line,
+ const char *function, const char *format, ...)
+{
+ char foo[2048];
+ va_list ap;
+ va_start(ap, format);
+
+ CHECK_FD;
+
+ vsnprintf(foo, sizeof(foo) - strlen(format) - 1, format, ap);
+
+ if (_use_debug(0)) {
+ fprintf(__debug_fd, "%s%s: %s(%d): %s: %s\033[m",
+ ( __debug_color ? __debug_color : ""),
+ package, file, line, function, foo);
+ fflush(__debug_fd);
+ }
+
+ va_end(ap);
+}
+
+void
+_debug_n(const char *package, const int n, const char *file,
+ int line, const char *function, const char *format, ...)
+{
+ char foo[2048];
+ va_list ap;
+ va_start(ap, format);
+
+ CHECK_FD;
+
+ vsnprintf(foo, sizeof(foo) - strlen(format) - 1, format, ap);
+
+ if (_use_debug(n)) {
+ fprintf(__debug_fd, "%s%s: %s(%d): %s: %s\033[m",
+ ( __debug_color ? __debug_color : ""),
+ package, file, line, function, foo);
+ fflush(__debug_fd);
+ }
+
+ va_end(ap);
+}
+
+void
+_octetstr(const char *package, const char *file, int line,
+ const char *function, const uint8_t *str,
+ const unsigned int len, const char *what)
+{
+ CHECK_FD;
+
+ if (_use_debug(LEVEL_HEXDUMP)) {
+ unsigned int i;
+
+ fprintf(__debug_fd, "%s%s: %s(%d): %s: ",
+ package, file, function, line, (what?what:""));
+ for (i = 0; i < len; i++) {
+ if (i < (len - 1))
+ fprintf(__debug_fd, "%03d.", str [i]);
+ else
+ fprintf(__debug_fd, "%03d", str [i]);
+ }
+ }
+}
+
+int
+_use_debug(int level)
+{
+ if (__debug_level == -1) return 0;
+
+ CHECK_FD;
+
+ if (level <= __debug_level) {
+ return 1;
+ }
+
+ return 0;
+}
+
+/* end of debug.c */
+
+
+
+
+