author | erik <erik> | 2007-01-24 19:46:19 (UTC) |
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committer | erik <erik> | 2007-01-24 19:46:19 (UTC) |
commit | a017bf21dd89159052f2f7a3fbc043a24956c08c (patch) (side-by-side diff) | |
tree | 008be2b62ee5487dc55b8a7c7f043c94268f8362 /noncore/apps/zsafe | |
parent | a4a7bd22feb060a80e20c81cded43cc24f5cd423 (diff) | |
download | opie-a017bf21dd89159052f2f7a3fbc043a24956c08c.zip opie-a017bf21dd89159052f2f7a3fbc043a24956c08c.tar.gz opie-a017bf21dd89159052f2f7a3fbc043a24956c08c.tar.bz2 |
Every file in this commit has a memory leak of some kind or another. I think
all of them are minor and should not effect properly running code. But if I
were you I would give libstocks and the stockticker plugin in Today a wide
berth. That library is atrocious.
-rw-r--r-- | noncore/apps/zsafe/zsafe.cpp | 45 |
1 files changed, 23 insertions, 22 deletions
diff --git a/noncore/apps/zsafe/zsafe.cpp b/noncore/apps/zsafe/zsafe.cpp index f70f863..9c0c6ce 100644 --- a/noncore/apps/zsafe/zsafe.cpp +++ b/noncore/apps/zsafe/zsafe.cpp @@ -1769,14 +1769,16 @@ int ZSafe::loadInit(const char* _filename, const char *password) fd = fopen (_filename, "rb"); QFileInfo f (_filename); load_buffer_length = f.size(); load_buffer_length = ((load_buffer_length / 1024)+1) * 1024 * 2; - if (fd == NULL) + if (fd == NULL) { + delete krc2; return PWERR_OPEN; + } buffer = (char *)malloc(load_buffer_length); for (j = 0; password[j] != '\0'; j++) { key[j] = password[j]; } keylength = j; @@ -1785,14 +1787,16 @@ int ZSafe::loadInit(const char* _filename, const char *password) #ifndef Q_WS_WIN size = read(fileno (fd), (unsigned char *) (charbuf + count), 8); #else size = fread ((unsigned char *) (charbuf + count), sizeof(unsigned char), 8, fd); #endif - if (size < 8) + if (size < 8) { + delete krc2; return PWERR_DATA; + } for (count = 0; count < 4; count++) { count2 = count << 1; iv[count] = charbuf[count2] << 8; iv[count] += charbuf[count2 + 1]; } @@ -1806,12 +1810,13 @@ int ZSafe::loadInit(const char* _filename, const char *password) #else while ((count = fread ((unsigned char *) (charbuf), sizeof(unsigned char), 8, fd)) > 0) { while (count < 8) { count2 = fread ((unsigned char *) (charbuf + count), sizeof(unsigned char), 8, fd); #endif if (count2 == 0) { + delete krc2; return PWERR_DATA; } count += count2; } /* while (count < 8) */ size += 8; @@ -1826,12 +1831,13 @@ int ZSafe::loadInit(const char* _filename, const char *password) krc2->rc2_decrypt (plaintext); memcpy ((unsigned char *) (buffer + bufferIndex), plaintext, 8); bufferIndex += 8; buffer[bufferIndex + 1] = '\0'; } /* while ((count = read (fileno (fd), (unsigned char *) charbuf, 8)) > 0) */ + delete krc2; size -= buffer[size - 1]; lastcount = 0; /* This will point to the starting index */ bufferIndex = 0; return PWERR_GOOD; @@ -2096,43 +2102,31 @@ int ZSafe::saveInit(const char *_filename, const char *password) unsigned int j = 0; unsigned int keylength; // int val; int count2; Krc2* krc2 = new Krc2(); - /* first we should check the permissions of the filename */ -/* - if (QFile::exists(_filename)) { - val = checkFile(_filename); - if (val != PWERR_GOOD) - return val; - } else - { - val = creat (_filename, (S_IRUSR | S_IWUSR)); - if (val == -1) - return PWERR_OPEN; - else - close(val); - } -*/ QFileInfo f (_filename); save_buffer_length = f.size(); save_buffer_length = ((save_buffer_length / 1024)+1) * 1024; fd = fopen (_filename, "wb"); - if (fd == NULL) + if (fd == NULL) { + delete krc2; return PWERR_OPEN; + } buffer = (char*)malloc(save_buffer_length); /* make the key ready */ for (j = 0; password[j] != '\0'; j++) { key[j] = password[j]; } keylength = j; krc2->rc2_expandkey (key, keylength, 128); + delete krc2; /* First, we make the IV */ for (count2 = 0; count2 < 4; count2++) { iv[count2] = rand (); putc ((unsigned char) (iv[count2] >> 8), fd); putc ((unsigned char) (iv[count2] & 0xff), fd); @@ -2185,21 +2179,27 @@ int ZSafe::saveEntry(char *entry[FIELD_SIZE]) /* Now store the ciphertext as the iv */ iv[count3] = plaintext[count3]; /* reset the buffer index */ bufferIndex = 0; - if (putc ((unsigned char) (ciphertext[count3] >> 8), fd) == EOF) return PWERR_DATA; - if (putc ((unsigned char) (ciphertext[count3] & 0xff), fd) == EOF) return PWERR_DATA; + if (putc ((unsigned char) (ciphertext[count3] >> 8), fd) == EOF) { + delete krc2; + return PWERR_DATA; + } + if (putc ((unsigned char) (ciphertext[count3] & 0xff), fd) == EOF) { + delete krc2; + return PWERR_DATA; + } } /*for (count3 = 0; count3 < 5; count3++)*/ } /*if (bufferIndex == 5)*/ /* increment a short, not a byte */ count2 += 2; } /*while (count2 < strlen (buffer))*/ - int ret = PWERR_GOOD; - return ret; + delete krc2; + return PWERR_GOOD; } int ZSafe::saveFinalize(void) { int count1, retval = PWERR_GOOD; unsigned short ciphertext[4]; @@ -2225,12 +2225,13 @@ int ZSafe::saveFinalize(void) if (putc ((unsigned char) (ciphertext[count1] >> 8), fd) == EOF) retval = PWERR_DATA; if (putc ((unsigned char) (ciphertext[count1] & 0xff), fd) == EOF) retval = PWERR_DATA; } fclose (fd); free(buffer); + delete krc2; return retval; } void ZSafe::quitMe () { if (modified) |