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authorAndreas Schneider <mail@cynapses.org>2009-05-05 09:03:07 +0000
committerAndreas Schneider <mail@cynapses.org>2009-05-05 09:03:07 +0000
commit5708fe172991ae4440e3ab2cb3b4a25f2030410b (patch)
tree3ee83bb23eec160b7578f3d347b4a6c7ce3c158f /libssh
parentcc2df5487a4457078a27d001cc67d911c0511be5 (diff)
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Improve _base64_to_bin().
git-svn-id: svn+ssh://svn.berlios.de/svnroot/repos/libssh/trunk@737 7dcaeef0-15fb-0310-b436-a5af3365683c
Diffstat (limited to 'libssh')
-rw-r--r--libssh/base64.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/libssh/base64.c b/libssh/base64.c
index 7cb2046..a26c555 100644
--- a/libssh/base64.c
+++ b/libssh/base64.c
@@ -200,14 +200,17 @@ static int to_block4(unsigned long *block, const char *source, int num) {
}
/* num = numbers of final bytes to be decoded */
-static int _base64_to_bin(unsigned char dest[3], char *source,int num){
- unsigned long block;
- if(to_block4(&block,source,num))
- return -1;
- dest[0]=GET_A(block);
- dest[1]=GET_B(block);
- dest[2]=GET_C(block);
- return 0;
+static int _base64_to_bin(unsigned char dest[3], const char *source, int num) {
+ unsigned long block;
+
+ if (to_block4(&block, source, num) < 0) {
+ return -1;
+ }
+ dest[0] = GET_A(block);
+ dest[1] = GET_B(block);
+ dest[2] = GET_C(block);
+
+ return 0;
}
/* counts the number of "=" signs, and replace them by zeroes */