diff options
Diffstat (limited to 'lpm.c')
| -rw-r--r-- | lpm.c | 42 |
1 files changed, 24 insertions, 18 deletions
@@ -11,7 +11,7 @@ #include <sys/stat.h> #include <git2.h> -#include <openssl/sha.h> +#include <openssl/evp.h> #include <curl/curl.h> #ifdef _WIN32 @@ -20,39 +20,42 @@ #include <fileapi.h> #endif -static char hexDigits[] = "0123456789abcdef"; +static char hex_digits[] = "0123456789abcdef"; static int lpm_hash(lua_State* L) { size_t len; const char* data = luaL_checklstring(L, 1, &len); - const char* type = luaL_checkstring(L, 2); - unsigned char buffer[SHA256_DIGEST_LENGTH]; - SHA256_CTX c - SHA256_Init(&c); + const char* type = luaL_optstring(L, 2, "string"); + unsigned char buffer[EVP_MAX_MD_SIZE]; + EVP_MD_CTX* c = EVP_MD_CTX_new(); + EVP_MD_CTX_init(c); + EVP_DigestInit_ex(c, EVP_sha256(), NULL); if (strcmp(type, "file") == 0) { FILE* file = fopen(data, "rb"); if (!file) { - SHA256_Final(buffer, &c) + EVP_DigestFinal(c, buffer, NULL); return luaL_error(L, "can't open %s", data); } - while (true) { + while (1) { unsigned char chunk[4096]; size_t bytes = fread(chunk, 1, sizeof(chunk), file); - SHA256_Update(&c, chunk, bytes); + EVP_DigestUpdate(c, chunk, bytes); if (bytes < 4096) break; } fclose(file); } else { - SHA256_Update(&c, data, len); + EVP_DigestUpdate(c, data, len); } - SHA256_Final(buffer, &c) - char hexBuffer[SHA256_DIGEST_LENGTH * 2]; - SHA256(data, len, buffer); - for (size_t i = 0; i < SHA256_DIGEST_LENGTH; ++i) { - hexBuffer[i*2+0] = hexDigits[buffer[i] >> 4]; - hexBuffer[i*2+1] = hexDigits[buffer[i] & 0xF]; + int digest_length; + EVP_DigestFinal(c, buffer, &digest_length); + EVP_MD_CTX_free(c); + char hex_buffer[EVP_MAX_MD_SIZE * 2]; + for (size_t i = 0; i < digest_length; ++i) { + hex_buffer[i*2+0] = hex_digits[buffer[i] >> 4]; + hex_buffer[i*2+1] = hex_digits[buffer[i] & 0xF]; } - lua_pushlstring(L, hexBuffer, SHA256_DIGEST_LENGTH * 2); + lua_pushlstring(L, hex_buffer, digest_length * 2); + hex_buffer[digest_length*2]=0; return 1; } @@ -521,8 +524,11 @@ int main(int argc, char* argv[]) { lua_setglobal(L, "PLATFORM"); lua_pushliteral(L, LITE_ARCH_TUPLE); lua_setglobal(L, "ARCH"); + #if LPM_LIVE + if (luaL_loadfile(L, "lpm.lua")) { + #else if (luaL_loadbuffer(L, lpm_lua, lpm_lua_len, "lpm.lua")) { - //if (luaL_loadfile(L, "lpm.lua")) { + #endif fprintf(stderr, "internal error when starting the application: %s\n", lua_tostring(L, -1)); return -1; } |