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-rw-r--r--cgit.h2
-rw-r--r--parsing.c21
-rw-r--r--shared.c13
3 files changed, 36 insertions, 0 deletions
diff --git a/cgit.h b/cgit.h
index 249650e..eb8f08c 100644
--- a/cgit.h
+++ b/cgit.h
@@ -67,6 +67,8 @@ extern void cgit_global_config_cb(const char *name, const char *value);
67extern void cgit_repo_config_cb(const char *name, const char *value); 67extern void cgit_repo_config_cb(const char *name, const char *value);
68extern void cgit_querystring_cb(const char *name, const char *value); 68extern void cgit_querystring_cb(const char *name, const char *value);
69 69
70extern int hextoint(char c);
71
70extern void *cgit_free_commitinfo(struct commitinfo *info); 72extern void *cgit_free_commitinfo(struct commitinfo *info);
71 73
72extern char *fmt(const char *format,...); 74extern char *fmt(const char *format,...);
diff --git a/parsing.c b/parsing.c
index 1b22fcf..4173dd4 100644
--- a/parsing.c
+++ b/parsing.c
@@ -79,6 +79,25 @@ int cgit_read_config(const char *filename, configfn fn)
79 return ret; 79 return ret;
80} 80}
81 81
82char *convert_query_hexchar(char *txt)
83{
84 int d1, d2;
85 if (strlen(txt) < 3) {
86 *txt = '\0';
87 return txt-1;
88 }
89 d1 = hextoint(*(txt+1));
90 d2 = hextoint(*(txt+2));
91 if (d1<0 || d2<0) {
92 strcpy(txt, txt+3);
93 return txt-1;
94 } else {
95 *txt = d1 * 16 + d2;
96 strcpy(txt+1, txt+3);
97 return txt;
98 }
99}
100
82int cgit_parse_query(char *txt, configfn fn) 101int cgit_parse_query(char *txt, configfn fn)
83{ 102{
84 char *t, *value = NULL, c; 103 char *t, *value = NULL, c;
@@ -94,6 +113,8 @@ int cgit_parse_query(char *txt, configfn fn)
94 value = t+1; 113 value = t+1;
95 } else if (c=='+') { 114 } else if (c=='+') {
96 *t = ' '; 115 *t = ' ';
116 } else if (c=='%') {
117 t = convert_query_hexchar(t);
97 } else if (c=='&') { 118 } else if (c=='&') {
98 *t = '\0'; 119 *t = '\0';
99 (*fn)(txt, value); 120 (*fn)(txt, value);
diff --git a/shared.c b/shared.c
index 7def51a..e4595fa 100644
--- a/shared.c
+++ b/shared.c
@@ -113,3 +113,16 @@ void *cgit_free_commitinfo(struct commitinfo *info)
113 free(info); 113 free(info);
114 return NULL; 114 return NULL;
115} 115}
116
117int hextoint(char c)
118{
119 if (c >= 'a' && c <= 'f')
120 return 10 + c - 'a';
121 else if (c >= 'A' && c <= 'F')
122 return 10 + c - 'A';
123 else if (c >= '0' && c <= '9')
124 return c - '0';
125 else
126 return -1;
127}
128