X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Ftxt_db%2Ftxt_db.c;h=5b1e5925d0f87fb06b4799c0b81c4ce826a1eaa4;hp=6f2ce3b5a499334a7dfc479253ffef41e9ea70aa;hb=51b04a6117510d8a771f619cb419985f4dec32bb;hpb=c869da8839ef5af9df5a4d98f518b079240a0d4b

diff --git a/crypto/txt_db/txt_db.c b/crypto/txt_db/txt_db.c
index 6f2ce3b5a4..5b1e5925d0 100644
--- a/crypto/txt_db/txt_db.c
+++ b/crypto/txt_db/txt_db.c
@@ -5,21 +5,21 @@
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -34,10 +34,10 @@
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
@@ -59,330 +59,294 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
 #include <openssl/buffer.h>
 #include <openssl/txt_db.h>
 
 #undef BUFSIZE
-#define BUFSIZE	512
+#define BUFSIZE 512
 
-const char TXT_DB_version[]="TXT_DB" OPENSSL_VERSION_PTEXT;
+const char TXT_DB_version[] = "TXT_DB" OPENSSL_VERSION_PTEXT;
 
 TXT_DB *TXT_DB_read(BIO *in, int num)
-	{
-	TXT_DB *ret=NULL;
-	int er=1;
-	int esc=0;
-	long ln=0;
-	int i,add,n;
-	int size=BUFSIZE;
-	int offset=0;
-	char *p,*f;
-	OPENSSL_STRING *pp;
-	BUF_MEM *buf=NULL;
+{
+    TXT_DB *ret = NULL;
+    int esc = 0;
+    long ln = 0;
+    int i, add, n;
+    int size = BUFSIZE;
+    int offset = 0;
+    char *p, *f;
+    OPENSSL_STRING *pp;
+    BUF_MEM *buf = NULL;
 
-	if ((buf=BUF_MEM_new()) == NULL) goto err;
-	if (!BUF_MEM_grow(buf,size)) goto err;
+    if ((buf = BUF_MEM_new()) == NULL)
+        goto err;
+    if (!BUF_MEM_grow(buf, size))
+        goto err;
 
-	if ((ret=OPENSSL_malloc(sizeof(TXT_DB))) == NULL)
-		goto err;
-	ret->num_fields=num;
-	ret->index=NULL;
-	ret->qual=NULL;
-	if ((ret->data=sk_OPENSSL_PSTRING_new_null()) == NULL)
-		goto err;
-	if ((ret->index=OPENSSL_malloc(sizeof(*ret->index)*num)) == NULL)
-		goto err;
-	if ((ret->qual=OPENSSL_malloc(sizeof(*(ret->qual))*num)) == NULL)
-		goto err;
-	for (i=0; i<num; i++)
-		{
-		ret->index[i]=NULL;
-		ret->qual[i]=NULL;
-		}
+    if ((ret = OPENSSL_malloc(sizeof(*ret))) == NULL)
+        goto err;
+    ret->num_fields = num;
+    ret->index = NULL;
+    ret->qual = NULL;
+    if ((ret->data = sk_OPENSSL_PSTRING_new_null()) == NULL)
+        goto err;
+    if ((ret->index = OPENSSL_malloc(sizeof(*ret->index) * num)) == NULL)
+        goto err;
+    if ((ret->qual = OPENSSL_malloc(sizeof(*(ret->qual)) * num)) == NULL)
+        goto err;
+    for (i = 0; i < num; i++) {
+        ret->index[i] = NULL;
+        ret->qual[i] = NULL;
+    }
 
-	add=(num+1)*sizeof(char *);
-	buf->data[size-1]='\0';
-	offset=0;
-	for (;;)
-		{
-		if (offset != 0)
-			{
-			size+=BUFSIZE;
-			if (!BUF_MEM_grow_clean(buf,size)) goto err;
-			}
-		buf->data[offset]='\0';
-		BIO_gets(in,&(buf->data[offset]),size-offset);
-		ln++;
-		if (buf->data[offset] == '\0') break;
-		if ((offset == 0) && (buf->data[0] == '#')) continue;
-		i=strlen(&(buf->data[offset]));
-		offset+=i;
-		if (buf->data[offset-1] != '\n')
-			continue;
-		else
-			{
-			buf->data[offset-1]='\0'; /* blat the '\n' */
-			if (!(p=OPENSSL_malloc(add+offset))) goto err;
-			offset=0;
-			}
-		pp=(char **)p;
-		p+=add;
-		n=0;
-		pp[n++]=p;
-		i=0;
-		f=buf->data;
+    add = (num + 1) * sizeof(char *);
+    buf->data[size - 1] = '\0';
+    offset = 0;
+    for (;;) {
+        if (offset != 0) {
+            size += BUFSIZE;
+            if (!BUF_MEM_grow_clean(buf, size))
+                goto err;
+        }
+        buf->data[offset] = '\0';
+        BIO_gets(in, &(buf->data[offset]), size - offset);
+        ln++;
+        if (buf->data[offset] == '\0')
+            break;
+        if ((offset == 0) && (buf->data[0] == '#'))
+            continue;
+        i = strlen(&(buf->data[offset]));
+        offset += i;
+        if (buf->data[offset - 1] != '\n')
+            continue;
+        else {
+            buf->data[offset - 1] = '\0'; /* blat the '\n' */
+            if ((p = OPENSSL_malloc(add + offset)) == NULL)
+                goto err;
+            offset = 0;
+        }
+        pp = (char **)p;
+        p += add;
+        n = 0;
+        pp[n++] = p;
+        i = 0;
+        f = buf->data;
 
-		esc=0;
-		for (;;)
-			{
-			if (*f == '\0') break;
-			if (*f == '\t')
-				{
-				if (esc)
-					p--;
-				else
-					{	
-					*(p++)='\0';
-					f++;
-					if (n >=  num) break;
-					pp[n++]=p;
-					continue;
-					}
-				}
-			esc=(*f == '\\');
-			*(p++)= *(f++);
-			}
-		*(p++)='\0';
-		if ((n != num) || (*f != '\0'))
-			{
-#if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16)	/* temporary fix :-( */
-			fprintf(stderr,"wrong number of fields on line %ld (looking for field %d, got %d, '%s' left)\n",ln,num,n,f);
-#endif
-			er=2;
-			goto err;
-			}
-		pp[n]=p;
-		if (!sk_OPENSSL_PSTRING_push(ret->data,pp))
-			{
-#if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16)	/* temporary fix :-( */
-			fprintf(stderr,"failure in sk_push\n");
-#endif
-			er=2;
-			goto err;
-			}
-		}
-	er=0;
-err:
-	BUF_MEM_free(buf);
-	if (er)
-		{
-#if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16)
-		if (er == 1) fprintf(stderr,"OPENSSL_malloc failure\n");
-#endif
-		if (ret != NULL)
-			{
-			if (ret->data != NULL) sk_OPENSSL_PSTRING_free(ret->data);
-			if (ret->index != NULL) OPENSSL_free(ret->index);
-			if (ret->qual != NULL) OPENSSL_free(ret->qual);
-			if (ret != NULL) OPENSSL_free(ret);
-			}
-		return(NULL);
-		}
-	else
-		return(ret);
-	}
+        esc = 0;
+        for (;;) {
+            if (*f == '\0')
+                break;
+            if (*f == '\t') {
+                if (esc)
+                    p--;
+                else {
+                    *(p++) = '\0';
+                    f++;
+                    if (n >= num)
+                        break;
+                    pp[n++] = p;
+                    continue;
+                }
+            }
+            esc = (*f == '\\');
+            *(p++) = *(f++);
+        }
+        *(p++) = '\0';
+        if ((n != num) || (*f != '\0')) {
+            ret->error = DB_ERROR_WRONG_NUM_FIELDS;
+            goto err;
+        }
+        pp[n] = p;
+        if (!sk_OPENSSL_PSTRING_push(ret->data, pp))
+            goto err;
+    }
+    BUF_MEM_free(buf);
+    return ret;
+ err:
+    BUF_MEM_free(buf);
+    if (ret != NULL) {
+        sk_OPENSSL_PSTRING_free(ret->data);
+        OPENSSL_free(ret->index);
+        OPENSSL_free(ret->qual);
+        OPENSSL_free(ret);
+    }
+    return (NULL);
+}
 
-OPENSSL_STRING *TXT_DB_get_by_index(TXT_DB *db, int idx, OPENSSL_STRING *value)
-	{
-	OPENSSL_STRING *ret;
-	LHASH_OF(OPENSSL_STRING) *lh;
+OPENSSL_STRING *TXT_DB_get_by_index(TXT_DB *db, int idx,
+                                    OPENSSL_STRING *value)
+{
+    OPENSSL_STRING *ret;
+    LHASH_OF(OPENSSL_STRING) *lh;
 
-	if (idx >= db->num_fields)
-		{
-		db->error=DB_ERROR_INDEX_OUT_OF_RANGE;
-		return(NULL);
-		}
-	lh=db->index[idx];
-	if (lh == NULL)
-		{
-		db->error=DB_ERROR_NO_INDEX;
-		return(NULL);
-		}
-	ret=lh_OPENSSL_STRING_retrieve(lh,value);
-	db->error=DB_ERROR_OK;
-	return(ret);
-	}
+    if (idx >= db->num_fields) {
+        db->error = DB_ERROR_INDEX_OUT_OF_RANGE;
+        return (NULL);
+    }
+    lh = db->index[idx];
+    if (lh == NULL) {
+        db->error = DB_ERROR_NO_INDEX;
+        return (NULL);
+    }
+    ret = lh_OPENSSL_STRING_retrieve(lh, value);
+    db->error = DB_ERROR_OK;
+    return (ret);
+}
 
-int TXT_DB_create_index(TXT_DB *db, int field, int (*qual)(OPENSSL_STRING *),
-			LHASH_HASH_FN_TYPE hash, LHASH_COMP_FN_TYPE cmp)
-	{
-	LHASH_OF(OPENSSL_STRING) *idx;
-	OPENSSL_STRING *r;
-	int i,n;
+int TXT_DB_create_index(TXT_DB *db, int field, int (*qual) (OPENSSL_STRING *),
+                        LHASH_HASH_FN_TYPE hash, LHASH_COMP_FN_TYPE cmp)
+{
+    LHASH_OF(OPENSSL_STRING) *idx;
+    OPENSSL_STRING *r;
+    int i, n;
 
-	if (field >= db->num_fields)
-		{
-		db->error=DB_ERROR_INDEX_OUT_OF_RANGE;
-		return(0);
-		}
-	/* FIXME: we lose type checking at this point */
-	if ((idx=(LHASH_OF(OPENSSL_STRING) *)lh_new(hash,cmp)) == NULL)
-		{
-		db->error=DB_ERROR_MALLOC;
-		return(0);
-		}
-	n=sk_OPENSSL_PSTRING_num(db->data);
-	for (i=0; i<n; i++)
-		{
-		r=sk_OPENSSL_PSTRING_value(db->data,i);
-		if ((qual != NULL) && (qual(r) == 0)) continue;
-		if ((r=lh_OPENSSL_STRING_insert(idx,r)) != NULL)
-			{
-			db->error=DB_ERROR_INDEX_CLASH;
-			db->arg1=sk_OPENSSL_PSTRING_find(db->data,r);
-			db->arg2=i;
-			lh_OPENSSL_STRING_free(idx);
-			return(0);
-			}
-		}
-	if (db->index[field] != NULL) lh_OPENSSL_STRING_free(db->index[field]);
-	db->index[field]=idx;
-	db->qual[field]=qual;
-	return(1);
-	}
+    if (field >= db->num_fields) {
+        db->error = DB_ERROR_INDEX_OUT_OF_RANGE;
+        return (0);
+    }
+    /* FIXME: we lose type checking at this point */
+    if ((idx = (LHASH_OF(OPENSSL_STRING) *)lh_new(hash, cmp)) == NULL) {
+        db->error = DB_ERROR_MALLOC;
+        return (0);
+    }
+    n = sk_OPENSSL_PSTRING_num(db->data);
+    for (i = 0; i < n; i++) {
+        r = sk_OPENSSL_PSTRING_value(db->data, i);
+        if ((qual != NULL) && (qual(r) == 0))
+            continue;
+        if ((r = lh_OPENSSL_STRING_insert(idx, r)) != NULL) {
+            db->error = DB_ERROR_INDEX_CLASH;
+            db->arg1 = sk_OPENSSL_PSTRING_find(db->data, r);
+            db->arg2 = i;
+            lh_OPENSSL_STRING_free(idx);
+            return (0);
+        }
+    }
+    lh_OPENSSL_STRING_free(db->index[field]);
+    db->index[field] = idx;
+    db->qual[field] = qual;
+    return (1);
+}
 
 long TXT_DB_write(BIO *out, TXT_DB *db)
-	{
-	long i,j,n,nn,l,tot=0;
-	char *p,**pp,*f;
-	BUF_MEM *buf=NULL;
-	long ret= -1;
+{
+    long i, j, n, nn, l, tot = 0;
+    char *p, **pp, *f;
+    BUF_MEM *buf = NULL;
+    long ret = -1;
 
-	if ((buf=BUF_MEM_new()) == NULL)
-		goto err;
-	n=sk_OPENSSL_PSTRING_num(db->data);
-	nn=db->num_fields;
-	for (i=0; i<n; i++)
-		{
-		pp=sk_OPENSSL_PSTRING_value(db->data,i);
+    if ((buf = BUF_MEM_new()) == NULL)
+        goto err;
+    n = sk_OPENSSL_PSTRING_num(db->data);
+    nn = db->num_fields;
+    for (i = 0; i < n; i++) {
+        pp = sk_OPENSSL_PSTRING_value(db->data, i);
 
-		l=0;
-		for (j=0; j<nn; j++)
-			{
-			if (pp[j] != NULL)
-				l+=strlen(pp[j]);
-			}
-		if (!BUF_MEM_grow_clean(buf,(int)(l*2+nn))) goto err;
+        l = 0;
+        for (j = 0; j < nn; j++) {
+            if (pp[j] != NULL)
+                l += strlen(pp[j]);
+        }
+        if (!BUF_MEM_grow_clean(buf, (int)(l * 2 + nn)))
+            goto err;
 
-		p=buf->data;
-		for (j=0; j<nn; j++)
-			{
-			f=pp[j];
-			if (f != NULL)
-				for (;;) 
-					{
-					if (*f == '\0') break;
-					if (*f == '\t') *(p++)='\\';
-					*(p++)= *(f++);
-					}
-			*(p++)='\t';
-			}
-		p[-1]='\n';
-		j=p-buf->data;
-		if (BIO_write(out,buf->data,(int)j) != j)
-			goto err;
-		tot+=j;
-		}
-	ret=tot;
-err:
-	if (buf != NULL) BUF_MEM_free(buf);
-	return(ret);
-	}
+        p = buf->data;
+        for (j = 0; j < nn; j++) {
+            f = pp[j];
+            if (f != NULL)
+                for (;;) {
+                    if (*f == '\0')
+                        break;
+                    if (*f == '\t')
+                        *(p++) = '\\';
+                    *(p++) = *(f++);
+                }
+            *(p++) = '\t';
+        }
+        p[-1] = '\n';
+        j = p - buf->data;
+        if (BIO_write(out, buf->data, (int)j) != j)
+            goto err;
+        tot += j;
+    }
+    ret = tot;
+ err:
+    BUF_MEM_free(buf);
+    return (ret);
+}
 
 int TXT_DB_insert(TXT_DB *db, OPENSSL_STRING *row)
-	{
-	int i;
-	OPENSSL_STRING *r;
+{
+    int i;
+    OPENSSL_STRING *r;
 
-	for (i=0; i<db->num_fields; i++)
-		{
-		if (db->index[i] != NULL)
-			{
-			if ((db->qual[i] != NULL) &&
-				(db->qual[i](row) == 0)) continue;
-			r=lh_OPENSSL_STRING_retrieve(db->index[i],row);
-			if (r != NULL)
-				{
-				db->error=DB_ERROR_INDEX_CLASH;
-				db->arg1=i;
-				db->arg_row=r;
-				goto err;
-				}
-			}
-		}
-	/* We have passed the index checks, now just append and insert */
-	if (!sk_OPENSSL_PSTRING_push(db->data,row))
-		{
-		db->error=DB_ERROR_MALLOC;
-		goto err;
-		}
+    for (i = 0; i < db->num_fields; i++) {
+        if (db->index[i] != NULL) {
+            if ((db->qual[i] != NULL) && (db->qual[i] (row) == 0))
+                continue;
+            r = lh_OPENSSL_STRING_retrieve(db->index[i], row);
+            if (r != NULL) {
+                db->error = DB_ERROR_INDEX_CLASH;
+                db->arg1 = i;
+                db->arg_row = r;
+                goto err;
+            }
+        }
+    }
+    /* We have passed the index checks, now just append and insert */
+    if (!sk_OPENSSL_PSTRING_push(db->data, row)) {
+        db->error = DB_ERROR_MALLOC;
+        goto err;
+    }
 
-	for (i=0; i<db->num_fields; i++)
-		{
-		if (db->index[i] != NULL)
-			{
-			if ((db->qual[i] != NULL) &&
-				(db->qual[i](row) == 0)) continue;
-			(void)lh_OPENSSL_STRING_insert(db->index[i],row);
-			}
-		}
-	return(1);
-err:
-	return(0);
-	}
+    for (i = 0; i < db->num_fields; i++) {
+        if (db->index[i] != NULL) {
+            if ((db->qual[i] != NULL) && (db->qual[i] (row) == 0))
+                continue;
+            (void)lh_OPENSSL_STRING_insert(db->index[i], row);
+        }
+    }
+    return (1);
+ err:
+    return (0);
+}
 
 void TXT_DB_free(TXT_DB *db)
-	{
-	int i,n;
-	char **p,*max;
+{
+    int i, n;
+    char **p, *max;
 
-	if(db == NULL)
-	    return;
+    if (db == NULL)
+        return;
 
-	if (db->index != NULL)
-		{
-		for (i=db->num_fields-1; i>=0; i--)
-			if (db->index[i] != NULL) lh_OPENSSL_STRING_free(db->index[i]);
-		OPENSSL_free(db->index);
-		}
-	if (db->qual != NULL)
-		OPENSSL_free(db->qual);
-	if (db->data != NULL)
-		{
-		for (i=sk_OPENSSL_PSTRING_num(db->data)-1; i>=0; i--)
-			{
-			/* check if any 'fields' have been allocated
-			 * from outside of the initial block */
-			p=sk_OPENSSL_PSTRING_value(db->data,i);
-			max=p[db->num_fields]; /* last address */
-			if (max == NULL) /* new row */
-				{
-				for (n=0; n<db->num_fields; n++)
-					if (p[n] != NULL) OPENSSL_free(p[n]);
-				}
-			else
-				{
-				for (n=0; n<db->num_fields; n++)
-					{
-					if (((p[n] < (char *)p) || (p[n] > max))
-						&& (p[n] != NULL))
-						OPENSSL_free(p[n]);
-					}
-				}
-			OPENSSL_free(sk_OPENSSL_PSTRING_value(db->data,i));
-			}
-		sk_OPENSSL_PSTRING_free(db->data);
-		}
-	OPENSSL_free(db);
-	}
+    if (db->index != NULL) {
+        for (i = db->num_fields - 1; i >= 0; i--)
+            lh_OPENSSL_STRING_free(db->index[i]);
+        OPENSSL_free(db->index);
+    }
+    OPENSSL_free(db->qual);
+    if (db->data != NULL) {
+        for (i = sk_OPENSSL_PSTRING_num(db->data) - 1; i >= 0; i--) {
+            /*
+             * check if any 'fields' have been allocated from outside of the
+             * initial block
+             */
+            p = sk_OPENSSL_PSTRING_value(db->data, i);
+            max = p[db->num_fields]; /* last address */
+            if (max == NULL) {  /* new row */
+                for (n = 0; n < db->num_fields; n++)
+                    OPENSSL_free(p[n]);
+            } else {
+                for (n = 0; n < db->num_fields; n++) {
+                    if (((p[n] < (char *)p) || (p[n] > max)))
+                        OPENSSL_free(p[n]);
+                }
+            }
+            OPENSSL_free(sk_OPENSSL_PSTRING_value(db->data, i));
+        }
+        sk_OPENSSL_PSTRING_free(db->data);
+    }
+    OPENSSL_free(db);
+}