added -Wextra -Werror and fixed everything it had to mecker about

bindings/cpp/key.cpp

@@ -32,7 +32,10 @@ Key::Key() {
 
 Key::Key(bool generate) {
   stored = false;
-  K = pcpkey_new();
+  if(generate)
+    K = pcpkey_new();
+  else
+    K = NULL;
 }
 
 Key::Key(const string& passphrase) {

configure.ac

@@ -282,6 +282,7 @@ if test -n "$bigendian"; then
     CFLAGS="$CFLAGS -D__CPU_IS_BIG_ENDIAN=1"
 fi
 
+CFLAGS="$CFLAGS -Werror -Wextra"
 CXXFLAGS="$CFLAGS"
 
 AC_SUBST(PACKAGE_VERSION)

include/pcp.h

@@ -8,6 +8,7 @@ extern "C" {
 #include "pcp/config.h"
 #include "pcp/base85.h"
 #include "pcp/buffer.h"
+#include "pcp/config.h"
 #include "pcp/crypto.h"
 #include "pcp/defines.h"
 #include "pcp/digital_crc32.h"

include/pcp/pcpstream.h

@@ -257,7 +257,7 @@ void ps_armor(Pcpstream *stream, size_t blocksize);
 /* read from primary source, decode z85 and out into cache.
    if buf != NULL, consider it as the start of encoded data
    and remove headers and comments, then continue as normal. */
-size_t ps_read_decode(Pcpstream *stream, Buffer *cache, void *buf, size_t bufsize);
+size_t ps_read_decode(Pcpstream *stream, void *buf, size_t bufsize);
 
 /* determine if primary source is z85 encoded, put the data
    read from it into the cache */

include/pcp/vault.h

@@ -239,8 +239,8 @@ int pcpvault_copy(vault_t *tmp, vault_t *vault);
 /* delete a vault file */
 void pcpvault_unlink(vault_t *tmp);
 
-/* calculate the vault checksum */
-byte *pcpvault_create_checksum(vault_t *vault);
+/* calculate the checksum of the current vault */
+byte *pcpvault_create_checksum();
 
 /* write the new checksum to the header of the current vault */
 void pcpvault_update_checksum(vault_t *vault);

libpcp/base85.c

@@ -24,7 +24,7 @@ static char de85[256];
 
 static void prep_base85(void)
 {
-	int i;
+	size_t i;
 	if (de85['Z'])
 		return;
 	for (i = 0; i < ARRAY_SIZE(en85); i++) {

libpcp/crypto.c

@@ -165,10 +165,10 @@ size_t pcp_decrypt_stream(Pcpstream *in, Pcpstream* out, pcp_key_t *s, byte *sym
   pcp_pubkey_t *cur = NULL;
   pcp_pubkey_t *sender = NULL;
   byte *reccipher = NULL;
-  int nrec, recmatch, self;
+  int recmatch, self;
   uint32_t lenrec;
   byte head[1];
-  size_t cur_bufsize, rec_size;
+  size_t cur_bufsize, rec_size, nrec;
   
   byte rec_buf[PCP_ASYM_RECIPIENT_SIZE];
 

libpcp/ed.c

@@ -205,7 +205,7 @@ pcp_pubkey_t *pcp_ed_verify_buffered(Pcpstream *in, pcp_pubkey_t *p) {
 
     /* printf("offset: %ld, full: %ld, cur: %ld\n", offset, full_bufsize, cur_bufsize); */
 
-    if(offset >= 0 && offset <= PCP_BLOCK_SIZE/2) {
+    if(offset > 0 && offset <= PCP_BLOCK_SIZE/2) {
       /*  sig begins within the first half, adjust in_buf size */
       /* printf("1st half\n"); */
       next_bufsize = 0;

libpcp/mgmt.c

@@ -467,7 +467,6 @@ Buffer *pcp_export_c_pub(pcp_key_t *sk) {
   struct tm *c;
   time_t t = time(0);
   c = localtime(&t);
-  size_t i;
 
   buffer_add_str(b, "/*\n * C export of public key\n");
   buffer_add_str(b, " * Generated on: %04d-%02d-%02dT%02d:%02d:%02d\n",

libpcp/pad.c

@@ -28,7 +28,7 @@ void pcp_pad_prepend(byte **padded, byte *unpadded,
   byte *tmp = ucmalloc(unpadlen + padlen);
 
   /*  pcp_append orig */
-  int i;
+  size_t i;
   for(i=0; i<unpadlen; ++i) {
     tmp[i + padlen] = unpadded[i];
   }
@@ -42,7 +42,7 @@ void pcp_pad_remove(byte **unpadded, byte *padded,
   *unpadded = ucmalloc(unpadlen * sizeof(byte));
   byte *tmp = ucmalloc(unpadlen);
 
-  int i;
+  size_t i;
   for(i=0; i<unpadlen; ++i) {
     tmp[i] = padded[padlen + i];
   }

libpcp/pcpstream.c

@@ -144,7 +144,7 @@ size_t ps_read_cached(Pcpstream *stream, void *buf, size_t readbytes) {
 size_t ps_read_next(Pcpstream *stream) {
   if(stream->armor == 1) {
     /* fetch next chunk and decode it */
-    return ps_read_decode(stream, stream->next, NULL, 0);
+    return ps_read_decode(stream, NULL, 0);
   }
   else {
     /* unencoded source, fetch as is */
@@ -192,7 +192,7 @@ void ps_determine(Pcpstream *stream) {
   if(_buffer_is_binary(buf, got) == 0) {
     /* no, it's armored */
     stream->armor = 1;
-    ps_read_decode(stream, stream->cache, buf, got);
+    ps_read_decode(stream, buf, got);
   }
   else {
     /* just put the raw stuff into the cache */
@@ -200,8 +200,7 @@ void ps_determine(Pcpstream *stream) {
   }
 }
 
-size_t ps_read_decode(Pcpstream *stream, Buffer *cache, void *buf, size_t bufsize) {
-  size_t zdiff = 1;
+size_t ps_read_decode(Pcpstream *stream, void *buf, size_t bufsize) {
   size_t i = 0;
   uint8_t is_comment = 0;
   uint8_t c;
@@ -247,57 +246,6 @@ size_t ps_read_decode(Pcpstream *stream, Buffer *cache, void *buf, size_t bufsiz
   return outlen;
 }
 
-size_t ps_read_decodeOLD(Pcpstream *stream, Buffer *cache, void *buf, size_t bufsize) {
-  size_t zdiff = 1;
-  size_t i = 0;
-  Buffer *z = buffer_new(32, "ztemp");
-
-  if(bufsize > 0) {
-    /* remove newlines, comments and headers, if any */
-    char *z85 = pcp_readz85string(buf, bufsize);
-    buffer_add(z, z85, strlen(z85));
-
-    /* check if we need to read more in order to get a full block */
-    zdiff = stream->blocksize - strlen(z85);
-    i = strlen(z85);
-    free(z85);
-  }
- 
-  if(zdiff > 0) {
-    /* read in bytewise, ignore newlines and add until the block is full */
-    uint8_t c;
-    while (i < stream->blocksize) {
-      if (ps_read_raw(stream, &c, 1) == 1) {
-	if(c != '\r' && c != '\n') {
-	  buffer_add8(z, c);
-	  i++;
-	}
-      }
-      else
-	break;
-    }
-  }
-
-  /* finally, decode it and put into cache */
-  size_t binlen, outlen;
-  byte *bin = pcp_z85_decode(buffer_get_str(z), &binlen);
-  if(bin == NULL) {
-    /* it's not z85 encoded, so threat it as binary */
-    stream->armor = 1;
-    buffer_add_buf(stream->cache, z);
-    outlen = buffer_size(stream->cache);
-  }
-  else {
-    /* yes, successfully decoded it, put into cache */
-    buffer_add(stream->cache, bin, binlen);
-    outlen = binlen;
-  }
-  
-  buffer_free(z);
-
-  return outlen;
-}
-
 size_t ps_write(Pcpstream *stream, void *buf, size_t writebytes) {
   Buffer *z = buffer_new(32, "Pcpwritetemp");
 

libpcp/scrypt.c

@@ -30,7 +30,7 @@ byte* pcp_scrypt(char *passwd, size_t passwdlen, byte *nonce, size_t noncelen) {
   uint32_t p = 1;
   size_t buflen = 64;
 
-  if (crypto_scrypt(passwd, passwdlen, (uint8_t *)nonce, noncelen, N, r, p, dk, buflen) == 0) {
+  if (crypto_scrypt((byte *)passwd, passwdlen, (uint8_t *)nonce, noncelen, N, r, p, dk, buflen) == 0) {
     return dk;
   }
   else {

libpcp/vault.c

@@ -255,7 +255,7 @@ int pcpvault_writeall(vault_t *vault) {
 }
 
 void pcpvault_update_checksum(vault_t *vault) {
-  byte *checksum = pcpvault_create_checksum(vault);
+  byte *checksum = pcpvault_create_checksum();
 
   vault_header_t *header = ucmalloc(sizeof(vault_header_t));
   header->fileid = PCP_VAULT_ID;
@@ -270,7 +270,7 @@ void pcpvault_update_checksum(vault_t *vault) {
   fseek(vault->fd, 0, SEEK_END);
 }
 
-byte *pcpvault_create_checksum(vault_t *vault) {
+byte *pcpvault_create_checksum() {
   int numskeys = pcphash_count();
   int numpkeys = pcphash_countpub();
 

libpcp/z85.c

@@ -255,7 +255,7 @@ char *pcp_readz85file(FILE *infile) {
 }
 
 char *pcp_readz85string(byte *input, size_t bufsize) {
-  int i;
+  size_t i;
   size_t MAXLINE = 1024;
 
   if(bufsize == 0) {

src/keymgmt.c

@@ -428,7 +428,7 @@ void pcp_exportpublic(char *keyid, char *passwd, char *outfile, int format, int
 
 
 
-int pcp_importsecret (vault_t *vault, FILE *in, char *passwd) {
+int pcp_importsecret (FILE *in, char *passwd) {
   byte *buf = ucmalloc(2048);
   size_t buflen = fread(buf, 1, 2048, in);
   pcp_key_t *sk = NULL;

src/keymgmt.h

@@ -58,7 +58,7 @@ char *pcp_normalize_id(char *keyid);
 pcp_key_t *pcp_find_primary_secret();
 
 int pcp_importpublic (vault_t *vault, FILE *in);
-int pcp_importsecret (vault_t *vault, FILE *in, char *passwd);
+int pcp_importsecret (FILE *in, char *passwd);
 
 void pcpdelete_key(char *keyid);
 char *pcp_find_id_byrec(char *recipient);

src/keyprint.c

@@ -162,7 +162,7 @@ void pcppubkey_print(pcp_pubkey_t *key, FILE* out) {
   byte *hash = pcppubkey_getchecksum(key);
   fprintf(out, " Checksum: ");
 
-  int i;
+  size_t i;
   for ( i = 0;i <15 ;++i) fprintf(out, "%02X:",(unsigned int) hash[i]);
   fprintf(out, "%02X", hash[15]);
   fprintf(out, "\n ");
@@ -174,7 +174,8 @@ void pcppubkey_print(pcp_pubkey_t *key, FILE* out) {
   
   char *r = pcppubkey_get_art(key);
   fprintf(out, " Random Art ID: ");
-  for (i=0; i<strlen(r); ++i) {
+  size_t rlen = strlen(r);
+  for (i=0; i<rlen; ++i) {
     if(r[i] == '\n') {
       fprintf(out, "\n ");
     }
@@ -208,12 +209,13 @@ void pcpkey_print(pcp_key_t *key, FILE* out) {
 }
 
 void pcpkey_printshortinfo(pcp_key_t *key) {
-  int i;
+  size_t i;
   printf("        Key-ID: 0x%s\n", key->id);
   printf("         Owner: %s\n", key->owner);
   char *r = pcpkey_get_art(key);
   printf(" Random Art ID: ");
-  for (i=0; i<strlen(r); ++i) {
+  size_t rlen = strlen(r);
+  for (i=0; i<rlen; ++i) {
     if(r[i] == '\n') {
       printf("\n                ");
     }
@@ -226,12 +228,13 @@ void pcpkey_printshortinfo(pcp_key_t *key) {
 }
 
 void pcppubkey_printshortinfo(pcp_pubkey_t *key) {
-  int i;
+  size_t i;
   printf("        Key-ID: 0x%s\n", key->id);
   printf("         Owner: %s\n", key->owner);
   char *r = pcppubkey_get_art(key);
   printf(" Random Art ID: ");
-  for (i=0; i<strlen(r); ++i) {
+  size_t rlen = strlen(r);
+  for (i=0; i<rlen; ++i) {
     if(r[i] == '\n') {
       printf("\n                ");
     }
@@ -312,7 +315,7 @@ void pcpexport_yaml(char *outfile) {
 }
 
 void pcpprint_bin(FILE *out, byte *data, size_t len) {
-  int i;
+  size_t i;
   for ( i = 0;i < len;++i)
     fprintf(out, "%02x", (unsigned int) data[i]);
 }

src/pcp.c

@@ -441,7 +441,7 @@ int main (int argc, char **argv)  {
 	    break;
 	  }
 	}
-	pcp_importsecret(vault, in, xpass);
+	pcp_importsecret(in, xpass);
 	break;
 
       case PCP_MODE_DELETE_KEY:

tests/invalidkeys.c

@@ -37,7 +37,7 @@ int main() {
 }
 
 void pr(char *t, unsigned char *b, size_t s) {
-  int i;
+  size_t i;
   printf("%s:\n", t);
   for(i=0; i<s; ++i)
     printf("%02x", (unsigned int) b[i]);