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comparison src/c/urweb.c @ 1992:7075acda4456

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Parse new bytea output format from Postgres 9.x
author Adam Chlipala <adam@chlipala.net>
date Tue, 25 Feb 2014 16:34:04 -0500
parents 819756825c8d
children 3d1d44111906
comparison
equal deleted inserted replaced
1991:7db8356caef5 1992:7075acda4456
3047 char *r = ctx->heap.front; 3047 char *r = ctx->heap.front;
3048 uw_Basis_blob b = {len, r}; 3048 uw_Basis_blob b = {len, r};
3049 3049
3050 uw_check_heap(ctx, len); 3050 uw_check_heap(ctx, len);
3051 3051
3052 while (*s) { 3052 if (s[0] == '\\' && s[1] == 'x') {
3053 if (s[0] == '\\') { 3053 s += 2;
3054 if (s[1] == '\\') { 3054
3055 *r++ = '\\'; 3055 while (*s) {
3056 s += 2; 3056 int n;
3057 } else if (isdigit((int)s[1]) && isdigit((int)s[2]) && isdigit((int)s[3])) { 3057 sscanf(s, "%02x", &n);
3058 *r++ = (s[1] - '0') * 8 * 8 + ((s[2] - '0') * 8) + (s[3] - '0'); 3058 *r++ = n;
3059 s += 4; 3059 s += 2;
3060 } 3060 }
3061 else { 3061 } else {
3062 *r++ = '\\'; 3062 while (*s) {
3063 if (s[0] == '\\') {
3064 if (s[1] == '\\') {
3065 *r++ = '\\';
3066 s += 2;
3067 } else if (isdigit((int)s[1]) && isdigit((int)s[2]) && isdigit((int)s[3])) {
3068 *r++ = (s[1] - '0') * 8 * 8 + ((s[2] - '0') * 8) + (s[3] - '0');
3069 s += 4;
3070 }
3071 else {
3072 *r++ = '\\';
3073 ++s;
3074 }
3075 } else {
3076 *r++ = s[0];
3063 ++s; 3077 ++s;
3064 } 3078 }
3065 } else {
3066 *r++ = s[0];
3067 ++s;
3068 } 3079 }
3069 } 3080 }
3070 3081
3071 b.size = r - ctx->heap.front; 3082 b.size = r - ctx->heap.front;
3072 ctx->heap.front = r; 3083 ctx->heap.front = r;
3084
3073 return b; 3085 return b;
3074 } 3086 }
3075 3087
3076 #define THE_PAST "expires=Sat, 01-Jan-2011 00:00:00 GMT" 3088 #define THE_PAST "expires=Sat, 01-Jan-2011 00:00:00 GMT"
3077 3089