Fix warnings detected by -Wwrite-strings

4 files changed, 11 insertions, 11 deletions

diff --git a/common/os_calls.c b/common/os_calls.c
index 9a409591..7d932a10 100644
--- a/common/os_calls.c
+++ b/common/os_calls.c
@@ -1810,7 +1810,7 @@ g_file_read(int fd, char *ptr, int len)
 /*****************************************************************************/
 /* write to file, returns the number of bytes written or -1 on error */
 int APP_CC
-g_file_write(int fd, char *ptr, int len)
+g_file_write(int fd, const char *ptr, int len)
 {
 #if defined(_WIN32)
 
@@ -1947,7 +1947,7 @@ g_get_current_dir(char *dirname, int maxlen)
 /*****************************************************************************/
 /* returns error, zero on success and -1 on failure */
 int APP_CC
-g_set_current_dir(char *dirname)
+g_set_current_dir(const char *dirname)
 {
 #if defined(_WIN32)
 
@@ -2116,7 +2116,7 @@ g_strlen(const char *text)
 
 /*****************************************************************************/
 /* locates char in text */
-char* APP_CC
+const char *APP_CC
 g_strchr(const char* text, int c)
 {
     if (text == NULL)
@@ -2395,7 +2395,7 @@ g_htoi(char *str)
 int APP_CC
 g_pos(const char *str, const char *to_find)
 {
-    char *pp;
+    const char *pp;
 
     pp = strstr(str, to_find);
 
@@ -3263,7 +3263,7 @@ g_save_to_bmp(const char* filename, char* data, int stride_bytes,
     data -= stride_bytes;
     if ((depth == 24) && (bits_per_pixel == 32))
     {
-        line = malloc(file_stride_bytes);
+        line = (char *) malloc(file_stride_bytes);
         memset(line, 0, file_stride_bytes);
         for (index = 0; index < height; index++)
         {
diff --git a/common/os_calls.h b/common/os_calls.h
index 0a58d4a8..6a7cd093 100644
--- a/common/os_calls.h
+++ b/common/os_calls.h
@@ -104,14 +104,14 @@ int APP_CC      g_file_open_ex(const char *file_name, int aread, int awrite,
                                int acreate, int atrunc);
 int APP_CC      g_file_close(int fd);
 int APP_CC      g_file_read(int fd, char* ptr, int len);
-int APP_CC      g_file_write(int fd, char* ptr, int len);
+int APP_CC      g_file_write(int fd, const char *ptr, int len);
 int APP_CC      g_file_seek(int fd, int offset);
 int APP_CC      g_file_lock(int fd, int start, int len);
 int APP_CC      g_chmod_hex(const char* filename, int flags);
 int APP_CC      g_chown(const char* name, int uid, int gid);
 int APP_CC      g_mkdir(const char* dirname);
 char* APP_CC    g_get_current_dir(char* dirname, int maxlen);
-int APP_CC      g_set_current_dir(char* dirname);
+int APP_CC      g_set_current_dir(const char *dirname);
 int APP_CC      g_file_exist(const char* filename);
 int APP_CC      g_directory_exist(const char* dirname);
 int APP_CC      g_create_dir(const char* dirname);
@@ -120,7 +120,7 @@ int APP_CC      g_remove_dir(const char* dirname);
 int APP_CC      g_file_delete(const char* filename);
 int APP_CC      g_file_get_size(const char* filename);
 int APP_CC      g_strlen(const char* text);
-char* APP_CC    g_strchr(const char* text, int c);
+const char *APP_CC g_strchr(const char *text, int c);
 char* APP_CC    g_strcpy(char* dest, const char* src);
 char* APP_CC    g_strncpy(char* dest, const char* src, int len);
 char* APP_CC    g_strcat(char* dest, const char* src);
diff --git a/common/ssl_calls.c b/common/ssl_calls.c
index b7eb6131..3d9e1c2e 100644
--- a/common/ssl_calls.c
+++ b/common/ssl_calls.c
@@ -111,7 +111,7 @@ ssl_sha1_clear(void *sha1_info)
 
 /*****************************************************************************/
 void APP_CC
-ssl_sha1_transform(void *sha1_info, char *data, int len)
+ssl_sha1_transform(void *sha1_info, const char *data, int len)
 {
     SHA1_Update((SHA_CTX *)sha1_info, data, len);
 }
@@ -560,7 +560,7 @@ ssl_tls_create(struct trans *trans, const char *key, const char *cert)
 
 /*****************************************************************************/
 int APP_CC
-ssl_tls_print_error(char *func, SSL *connection, int value)
+ssl_tls_print_error(const char *func, SSL *connection, int value)
 {
     switch (SSL_get_error(connection, value))
     {
diff --git a/common/ssl_calls.h b/common/ssl_calls.h
index 6cfe73a3..c470e63a 100644
--- a/common/ssl_calls.h
+++ b/common/ssl_calls.h
@@ -41,7 +41,7 @@ ssl_sha1_info_delete(void* sha1_info);
 void APP_CC
 ssl_sha1_clear(void* sha1_info);
 void APP_CC
-ssl_sha1_transform(void* sha1_info, char* data, int len);
+ssl_sha1_transform(void* sha1_info, const char *data, int len);
 void APP_CC
 ssl_sha1_complete(void* sha1_info, char* data);
 void* APP_CC