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Fix a bug in gpass_cli : sprintf needs final 0 while we must not add it for encryption

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Grégory Soutadé 2016-08-20 10:47:54 +02:00
parent 0cc706d260
commit 9b9c36070b
1 changed files with 4 additions and 4 deletions
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8
cli/main.c
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@ -116,7 +116,7 @@ static void encrypt_domain(struct gpass_parameters* params, char* domain,
unsigned char** res, unsigned* out_size) unsigned char** res, unsigned* out_size)
{ {
EVP_CIPHER_CTX* evp_ctx; EVP_CIPHER_CTX* evp_ctx;
unsigned size = 2+strlen(domain)+1+strlen(params->username)+1; unsigned size = 2+strlen(domain)+1+strlen(params->username);
unsigned char* buffer, *tmp; unsigned char* buffer, *tmp;
if (params->verbose) if (params->verbose)
@ -125,10 +125,10 @@ static void encrypt_domain(struct gpass_parameters* params, char* domain,
if ((size % BLOCK_SIZE)) if ((size % BLOCK_SIZE))
size = ((size/BLOCK_SIZE)+1)*BLOCK_SIZE; size = ((size/BLOCK_SIZE)+1)*BLOCK_SIZE;
buffer = malloc(size); buffer = malloc(size+1); // Cause snprintf() add a final \0
memset(buffer, 0, size); memset(buffer, 0, size+1);
snprintf((char*)buffer, size, "@@%s;%s", domain, params->username); snprintf((char*)buffer, size+1, "@@%s;%s", domain, params->username);
tmp = malloc(size); tmp = malloc(size);
*res = malloc(size*2); *res = malloc(size*2);